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UBUNTU: Ubuntu-4.15.0-96.97
[mirror_ubuntu-bionic-kernel.git] / drivers / gpu / drm / radeon / evergreen.c
1 /*
2 * Copyright 2010 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Alex Deucher
23 */
24 #include <linux/firmware.h>
25 #include <linux/slab.h>
26 #include <drm/drmP.h>
27 #include "radeon.h"
28 #include "radeon_asic.h"
29 #include "radeon_audio.h"
30 #include <drm/radeon_drm.h>
31 #include "evergreend.h"
32 #include "atom.h"
33 #include "avivod.h"
34 #include "evergreen_reg.h"
35 #include "evergreen_blit_shaders.h"
36 #include "radeon_ucode.h"
37
38 #define DC_HPDx_CONTROL(x) (DC_HPD1_CONTROL + (x * 0xc))
39 #define DC_HPDx_INT_CONTROL(x) (DC_HPD1_INT_CONTROL + (x * 0xc))
40 #define DC_HPDx_INT_STATUS_REG(x) (DC_HPD1_INT_STATUS + (x * 0xc))
41
42 /*
43 * Indirect registers accessor
44 */
45 u32 eg_cg_rreg(struct radeon_device *rdev, u32 reg)
46 {
47 unsigned long flags;
48 u32 r;
49
50 spin_lock_irqsave(&rdev->cg_idx_lock, flags);
51 WREG32(EVERGREEN_CG_IND_ADDR, ((reg) & 0xffff));
52 r = RREG32(EVERGREEN_CG_IND_DATA);
53 spin_unlock_irqrestore(&rdev->cg_idx_lock, flags);
54 return r;
55 }
56
57 void eg_cg_wreg(struct radeon_device *rdev, u32 reg, u32 v)
58 {
59 unsigned long flags;
60
61 spin_lock_irqsave(&rdev->cg_idx_lock, flags);
62 WREG32(EVERGREEN_CG_IND_ADDR, ((reg) & 0xffff));
63 WREG32(EVERGREEN_CG_IND_DATA, (v));
64 spin_unlock_irqrestore(&rdev->cg_idx_lock, flags);
65 }
66
67 u32 eg_pif_phy0_rreg(struct radeon_device *rdev, u32 reg)
68 {
69 unsigned long flags;
70 u32 r;
71
72 spin_lock_irqsave(&rdev->pif_idx_lock, flags);
73 WREG32(EVERGREEN_PIF_PHY0_INDEX, ((reg) & 0xffff));
74 r = RREG32(EVERGREEN_PIF_PHY0_DATA);
75 spin_unlock_irqrestore(&rdev->pif_idx_lock, flags);
76 return r;
77 }
78
79 void eg_pif_phy0_wreg(struct radeon_device *rdev, u32 reg, u32 v)
80 {
81 unsigned long flags;
82
83 spin_lock_irqsave(&rdev->pif_idx_lock, flags);
84 WREG32(EVERGREEN_PIF_PHY0_INDEX, ((reg) & 0xffff));
85 WREG32(EVERGREEN_PIF_PHY0_DATA, (v));
86 spin_unlock_irqrestore(&rdev->pif_idx_lock, flags);
87 }
88
89 u32 eg_pif_phy1_rreg(struct radeon_device *rdev, u32 reg)
90 {
91 unsigned long flags;
92 u32 r;
93
94 spin_lock_irqsave(&rdev->pif_idx_lock, flags);
95 WREG32(EVERGREEN_PIF_PHY1_INDEX, ((reg) & 0xffff));
96 r = RREG32(EVERGREEN_PIF_PHY1_DATA);
97 spin_unlock_irqrestore(&rdev->pif_idx_lock, flags);
98 return r;
99 }
100
101 void eg_pif_phy1_wreg(struct radeon_device *rdev, u32 reg, u32 v)
102 {
103 unsigned long flags;
104
105 spin_lock_irqsave(&rdev->pif_idx_lock, flags);
106 WREG32(EVERGREEN_PIF_PHY1_INDEX, ((reg) & 0xffff));
107 WREG32(EVERGREEN_PIF_PHY1_DATA, (v));
108 spin_unlock_irqrestore(&rdev->pif_idx_lock, flags);
109 }
110
111 static const u32 crtc_offsets[6] =
112 {
113 EVERGREEN_CRTC0_REGISTER_OFFSET,
114 EVERGREEN_CRTC1_REGISTER_OFFSET,
115 EVERGREEN_CRTC2_REGISTER_OFFSET,
116 EVERGREEN_CRTC3_REGISTER_OFFSET,
117 EVERGREEN_CRTC4_REGISTER_OFFSET,
118 EVERGREEN_CRTC5_REGISTER_OFFSET
119 };
120
121 #include "clearstate_evergreen.h"
122
123 static const u32 sumo_rlc_save_restore_register_list[] =
124 {
125 0x98fc,
126 0x9830,
127 0x9834,
128 0x9838,
129 0x9870,
130 0x9874,
131 0x8a14,
132 0x8b24,
133 0x8bcc,
134 0x8b10,
135 0x8d00,
136 0x8d04,
137 0x8c00,
138 0x8c04,
139 0x8c08,
140 0x8c0c,
141 0x8d8c,
142 0x8c20,
143 0x8c24,
144 0x8c28,
145 0x8c18,
146 0x8c1c,
147 0x8cf0,
148 0x8e2c,
149 0x8e38,
150 0x8c30,
151 0x9508,
152 0x9688,
153 0x9608,
154 0x960c,
155 0x9610,
156 0x9614,
157 0x88c4,
158 0x88d4,
159 0xa008,
160 0x900c,
161 0x9100,
162 0x913c,
163 0x98f8,
164 0x98f4,
165 0x9b7c,
166 0x3f8c,
167 0x8950,
168 0x8954,
169 0x8a18,
170 0x8b28,
171 0x9144,
172 0x9148,
173 0x914c,
174 0x3f90,
175 0x3f94,
176 0x915c,
177 0x9160,
178 0x9178,
179 0x917c,
180 0x9180,
181 0x918c,
182 0x9190,
183 0x9194,
184 0x9198,
185 0x919c,
186 0x91a8,
187 0x91ac,
188 0x91b0,
189 0x91b4,
190 0x91b8,
191 0x91c4,
192 0x91c8,
193 0x91cc,
194 0x91d0,
195 0x91d4,
196 0x91e0,
197 0x91e4,
198 0x91ec,
199 0x91f0,
200 0x91f4,
201 0x9200,
202 0x9204,
203 0x929c,
204 0x9150,
205 0x802c,
206 };
207
208 static void evergreen_gpu_init(struct radeon_device *rdev);
209 void evergreen_fini(struct radeon_device *rdev);
210 void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
211 void evergreen_program_aspm(struct radeon_device *rdev);
212 extern void cayman_cp_int_cntl_setup(struct radeon_device *rdev,
213 int ring, u32 cp_int_cntl);
214 extern void cayman_vm_decode_fault(struct radeon_device *rdev,
215 u32 status, u32 addr);
216 void cik_init_cp_pg_table(struct radeon_device *rdev);
217
218 extern u32 si_get_csb_size(struct radeon_device *rdev);
219 extern void si_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer);
220 extern u32 cik_get_csb_size(struct radeon_device *rdev);
221 extern void cik_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer);
222 extern void rv770_set_clk_bypass_mode(struct radeon_device *rdev);
223
224 static const u32 evergreen_golden_registers[] =
225 {
226 0x3f90, 0xffff0000, 0xff000000,
227 0x9148, 0xffff0000, 0xff000000,
228 0x3f94, 0xffff0000, 0xff000000,
229 0x914c, 0xffff0000, 0xff000000,
230 0x9b7c, 0xffffffff, 0x00000000,
231 0x8a14, 0xffffffff, 0x00000007,
232 0x8b10, 0xffffffff, 0x00000000,
233 0x960c, 0xffffffff, 0x54763210,
234 0x88c4, 0xffffffff, 0x000000c2,
235 0x88d4, 0xffffffff, 0x00000010,
236 0x8974, 0xffffffff, 0x00000000,
237 0xc78, 0x00000080, 0x00000080,
238 0x5eb4, 0xffffffff, 0x00000002,
239 0x5e78, 0xffffffff, 0x001000f0,
240 0x6104, 0x01000300, 0x00000000,
241 0x5bc0, 0x00300000, 0x00000000,
242 0x7030, 0xffffffff, 0x00000011,
243 0x7c30, 0xffffffff, 0x00000011,
244 0x10830, 0xffffffff, 0x00000011,
245 0x11430, 0xffffffff, 0x00000011,
246 0x12030, 0xffffffff, 0x00000011,
247 0x12c30, 0xffffffff, 0x00000011,
248 0xd02c, 0xffffffff, 0x08421000,
249 0x240c, 0xffffffff, 0x00000380,
250 0x8b24, 0xffffffff, 0x00ff0fff,
251 0x28a4c, 0x06000000, 0x06000000,
252 0x10c, 0x00000001, 0x00000001,
253 0x8d00, 0xffffffff, 0x100e4848,
254 0x8d04, 0xffffffff, 0x00164745,
255 0x8c00, 0xffffffff, 0xe4000003,
256 0x8c04, 0xffffffff, 0x40600060,
257 0x8c08, 0xffffffff, 0x001c001c,
258 0x8cf0, 0xffffffff, 0x08e00620,
259 0x8c20, 0xffffffff, 0x00800080,
260 0x8c24, 0xffffffff, 0x00800080,
261 0x8c18, 0xffffffff, 0x20202078,
262 0x8c1c, 0xffffffff, 0x00001010,
263 0x28350, 0xffffffff, 0x00000000,
264 0xa008, 0xffffffff, 0x00010000,
265 0x5c4, 0xffffffff, 0x00000001,
266 0x9508, 0xffffffff, 0x00000002,
267 0x913c, 0x0000000f, 0x0000000a
268 };
269
270 static const u32 evergreen_golden_registers2[] =
271 {
272 0x2f4c, 0xffffffff, 0x00000000,
273 0x54f4, 0xffffffff, 0x00000000,
274 0x54f0, 0xffffffff, 0x00000000,
275 0x5498, 0xffffffff, 0x00000000,
276 0x549c, 0xffffffff, 0x00000000,
277 0x5494, 0xffffffff, 0x00000000,
278 0x53cc, 0xffffffff, 0x00000000,
279 0x53c8, 0xffffffff, 0x00000000,
280 0x53c4, 0xffffffff, 0x00000000,
281 0x53c0, 0xffffffff, 0x00000000,
282 0x53bc, 0xffffffff, 0x00000000,
283 0x53b8, 0xffffffff, 0x00000000,
284 0x53b4, 0xffffffff, 0x00000000,
285 0x53b0, 0xffffffff, 0x00000000
286 };
287
288 static const u32 cypress_mgcg_init[] =
289 {
290 0x802c, 0xffffffff, 0xc0000000,
291 0x5448, 0xffffffff, 0x00000100,
292 0x55e4, 0xffffffff, 0x00000100,
293 0x160c, 0xffffffff, 0x00000100,
294 0x5644, 0xffffffff, 0x00000100,
295 0xc164, 0xffffffff, 0x00000100,
296 0x8a18, 0xffffffff, 0x00000100,
297 0x897c, 0xffffffff, 0x06000100,
298 0x8b28, 0xffffffff, 0x00000100,
299 0x9144, 0xffffffff, 0x00000100,
300 0x9a60, 0xffffffff, 0x00000100,
301 0x9868, 0xffffffff, 0x00000100,
302 0x8d58, 0xffffffff, 0x00000100,
303 0x9510, 0xffffffff, 0x00000100,
304 0x949c, 0xffffffff, 0x00000100,
305 0x9654, 0xffffffff, 0x00000100,
306 0x9030, 0xffffffff, 0x00000100,
307 0x9034, 0xffffffff, 0x00000100,
308 0x9038, 0xffffffff, 0x00000100,
309 0x903c, 0xffffffff, 0x00000100,
310 0x9040, 0xffffffff, 0x00000100,
311 0xa200, 0xffffffff, 0x00000100,
312 0xa204, 0xffffffff, 0x00000100,
313 0xa208, 0xffffffff, 0x00000100,
314 0xa20c, 0xffffffff, 0x00000100,
315 0x971c, 0xffffffff, 0x00000100,
316 0x977c, 0xffffffff, 0x00000100,
317 0x3f80, 0xffffffff, 0x00000100,
318 0xa210, 0xffffffff, 0x00000100,
319 0xa214, 0xffffffff, 0x00000100,
320 0x4d8, 0xffffffff, 0x00000100,
321 0x9784, 0xffffffff, 0x00000100,
322 0x9698, 0xffffffff, 0x00000100,
323 0x4d4, 0xffffffff, 0x00000200,
324 0x30cc, 0xffffffff, 0x00000100,
325 0xd0c0, 0xffffffff, 0xff000100,
326 0x802c, 0xffffffff, 0x40000000,
327 0x915c, 0xffffffff, 0x00010000,
328 0x9160, 0xffffffff, 0x00030002,
329 0x9178, 0xffffffff, 0x00070000,
330 0x917c, 0xffffffff, 0x00030002,
331 0x9180, 0xffffffff, 0x00050004,
332 0x918c, 0xffffffff, 0x00010006,
333 0x9190, 0xffffffff, 0x00090008,
334 0x9194, 0xffffffff, 0x00070000,
335 0x9198, 0xffffffff, 0x00030002,
336 0x919c, 0xffffffff, 0x00050004,
337 0x91a8, 0xffffffff, 0x00010006,
338 0x91ac, 0xffffffff, 0x00090008,
339 0x91b0, 0xffffffff, 0x00070000,
340 0x91b4, 0xffffffff, 0x00030002,
341 0x91b8, 0xffffffff, 0x00050004,
342 0x91c4, 0xffffffff, 0x00010006,
343 0x91c8, 0xffffffff, 0x00090008,
344 0x91cc, 0xffffffff, 0x00070000,
345 0x91d0, 0xffffffff, 0x00030002,
346 0x91d4, 0xffffffff, 0x00050004,
347 0x91e0, 0xffffffff, 0x00010006,
348 0x91e4, 0xffffffff, 0x00090008,
349 0x91e8, 0xffffffff, 0x00000000,
350 0x91ec, 0xffffffff, 0x00070000,
351 0x91f0, 0xffffffff, 0x00030002,
352 0x91f4, 0xffffffff, 0x00050004,
353 0x9200, 0xffffffff, 0x00010006,
354 0x9204, 0xffffffff, 0x00090008,
355 0x9208, 0xffffffff, 0x00070000,
356 0x920c, 0xffffffff, 0x00030002,
357 0x9210, 0xffffffff, 0x00050004,
358 0x921c, 0xffffffff, 0x00010006,
359 0x9220, 0xffffffff, 0x00090008,
360 0x9224, 0xffffffff, 0x00070000,
361 0x9228, 0xffffffff, 0x00030002,
362 0x922c, 0xffffffff, 0x00050004,
363 0x9238, 0xffffffff, 0x00010006,
364 0x923c, 0xffffffff, 0x00090008,
365 0x9240, 0xffffffff, 0x00070000,
366 0x9244, 0xffffffff, 0x00030002,
367 0x9248, 0xffffffff, 0x00050004,
368 0x9254, 0xffffffff, 0x00010006,
369 0x9258, 0xffffffff, 0x00090008,
370 0x925c, 0xffffffff, 0x00070000,
371 0x9260, 0xffffffff, 0x00030002,
372 0x9264, 0xffffffff, 0x00050004,
373 0x9270, 0xffffffff, 0x00010006,
374 0x9274, 0xffffffff, 0x00090008,
375 0x9278, 0xffffffff, 0x00070000,
376 0x927c, 0xffffffff, 0x00030002,
377 0x9280, 0xffffffff, 0x00050004,
378 0x928c, 0xffffffff, 0x00010006,
379 0x9290, 0xffffffff, 0x00090008,
380 0x9294, 0xffffffff, 0x00000000,
381 0x929c, 0xffffffff, 0x00000001,
382 0x802c, 0xffffffff, 0x40010000,
383 0x915c, 0xffffffff, 0x00010000,
384 0x9160, 0xffffffff, 0x00030002,
385 0x9178, 0xffffffff, 0x00070000,
386 0x917c, 0xffffffff, 0x00030002,
387 0x9180, 0xffffffff, 0x00050004,
388 0x918c, 0xffffffff, 0x00010006,
389 0x9190, 0xffffffff, 0x00090008,
390 0x9194, 0xffffffff, 0x00070000,
391 0x9198, 0xffffffff, 0x00030002,
392 0x919c, 0xffffffff, 0x00050004,
393 0x91a8, 0xffffffff, 0x00010006,
394 0x91ac, 0xffffffff, 0x00090008,
395 0x91b0, 0xffffffff, 0x00070000,
396 0x91b4, 0xffffffff, 0x00030002,
397 0x91b8, 0xffffffff, 0x00050004,
398 0x91c4, 0xffffffff, 0x00010006,
399 0x91c8, 0xffffffff, 0x00090008,
400 0x91cc, 0xffffffff, 0x00070000,
401 0x91d0, 0xffffffff, 0x00030002,
402 0x91d4, 0xffffffff, 0x00050004,
403 0x91e0, 0xffffffff, 0x00010006,
404 0x91e4, 0xffffffff, 0x00090008,
405 0x91e8, 0xffffffff, 0x00000000,
406 0x91ec, 0xffffffff, 0x00070000,
407 0x91f0, 0xffffffff, 0x00030002,
408 0x91f4, 0xffffffff, 0x00050004,
409 0x9200, 0xffffffff, 0x00010006,
410 0x9204, 0xffffffff, 0x00090008,
411 0x9208, 0xffffffff, 0x00070000,
412 0x920c, 0xffffffff, 0x00030002,
413 0x9210, 0xffffffff, 0x00050004,
414 0x921c, 0xffffffff, 0x00010006,
415 0x9220, 0xffffffff, 0x00090008,
416 0x9224, 0xffffffff, 0x00070000,
417 0x9228, 0xffffffff, 0x00030002,
418 0x922c, 0xffffffff, 0x00050004,
419 0x9238, 0xffffffff, 0x00010006,
420 0x923c, 0xffffffff, 0x00090008,
421 0x9240, 0xffffffff, 0x00070000,
422 0x9244, 0xffffffff, 0x00030002,
423 0x9248, 0xffffffff, 0x00050004,
424 0x9254, 0xffffffff, 0x00010006,
425 0x9258, 0xffffffff, 0x00090008,
426 0x925c, 0xffffffff, 0x00070000,
427 0x9260, 0xffffffff, 0x00030002,
428 0x9264, 0xffffffff, 0x00050004,
429 0x9270, 0xffffffff, 0x00010006,
430 0x9274, 0xffffffff, 0x00090008,
431 0x9278, 0xffffffff, 0x00070000,
432 0x927c, 0xffffffff, 0x00030002,
433 0x9280, 0xffffffff, 0x00050004,
434 0x928c, 0xffffffff, 0x00010006,
435 0x9290, 0xffffffff, 0x00090008,
436 0x9294, 0xffffffff, 0x00000000,
437 0x929c, 0xffffffff, 0x00000001,
438 0x802c, 0xffffffff, 0xc0000000
439 };
440
441 static const u32 redwood_mgcg_init[] =
442 {
443 0x802c, 0xffffffff, 0xc0000000,
444 0x5448, 0xffffffff, 0x00000100,
445 0x55e4, 0xffffffff, 0x00000100,
446 0x160c, 0xffffffff, 0x00000100,
447 0x5644, 0xffffffff, 0x00000100,
448 0xc164, 0xffffffff, 0x00000100,
449 0x8a18, 0xffffffff, 0x00000100,
450 0x897c, 0xffffffff, 0x06000100,
451 0x8b28, 0xffffffff, 0x00000100,
452 0x9144, 0xffffffff, 0x00000100,
453 0x9a60, 0xffffffff, 0x00000100,
454 0x9868, 0xffffffff, 0x00000100,
455 0x8d58, 0xffffffff, 0x00000100,
456 0x9510, 0xffffffff, 0x00000100,
457 0x949c, 0xffffffff, 0x00000100,
458 0x9654, 0xffffffff, 0x00000100,
459 0x9030, 0xffffffff, 0x00000100,
460 0x9034, 0xffffffff, 0x00000100,
461 0x9038, 0xffffffff, 0x00000100,
462 0x903c, 0xffffffff, 0x00000100,
463 0x9040, 0xffffffff, 0x00000100,
464 0xa200, 0xffffffff, 0x00000100,
465 0xa204, 0xffffffff, 0x00000100,
466 0xa208, 0xffffffff, 0x00000100,
467 0xa20c, 0xffffffff, 0x00000100,
468 0x971c, 0xffffffff, 0x00000100,
469 0x977c, 0xffffffff, 0x00000100,
470 0x3f80, 0xffffffff, 0x00000100,
471 0xa210, 0xffffffff, 0x00000100,
472 0xa214, 0xffffffff, 0x00000100,
473 0x4d8, 0xffffffff, 0x00000100,
474 0x9784, 0xffffffff, 0x00000100,
475 0x9698, 0xffffffff, 0x00000100,
476 0x4d4, 0xffffffff, 0x00000200,
477 0x30cc, 0xffffffff, 0x00000100,
478 0xd0c0, 0xffffffff, 0xff000100,
479 0x802c, 0xffffffff, 0x40000000,
480 0x915c, 0xffffffff, 0x00010000,
481 0x9160, 0xffffffff, 0x00030002,
482 0x9178, 0xffffffff, 0x00070000,
483 0x917c, 0xffffffff, 0x00030002,
484 0x9180, 0xffffffff, 0x00050004,
485 0x918c, 0xffffffff, 0x00010006,
486 0x9190, 0xffffffff, 0x00090008,
487 0x9194, 0xffffffff, 0x00070000,
488 0x9198, 0xffffffff, 0x00030002,
489 0x919c, 0xffffffff, 0x00050004,
490 0x91a8, 0xffffffff, 0x00010006,
491 0x91ac, 0xffffffff, 0x00090008,
492 0x91b0, 0xffffffff, 0x00070000,
493 0x91b4, 0xffffffff, 0x00030002,
494 0x91b8, 0xffffffff, 0x00050004,
495 0x91c4, 0xffffffff, 0x00010006,
496 0x91c8, 0xffffffff, 0x00090008,
497 0x91cc, 0xffffffff, 0x00070000,
498 0x91d0, 0xffffffff, 0x00030002,
499 0x91d4, 0xffffffff, 0x00050004,
500 0x91e0, 0xffffffff, 0x00010006,
501 0x91e4, 0xffffffff, 0x00090008,
502 0x91e8, 0xffffffff, 0x00000000,
503 0x91ec, 0xffffffff, 0x00070000,
504 0x91f0, 0xffffffff, 0x00030002,
505 0x91f4, 0xffffffff, 0x00050004,
506 0x9200, 0xffffffff, 0x00010006,
507 0x9204, 0xffffffff, 0x00090008,
508 0x9294, 0xffffffff, 0x00000000,
509 0x929c, 0xffffffff, 0x00000001,
510 0x802c, 0xffffffff, 0xc0000000
511 };
512
513 static const u32 cedar_golden_registers[] =
514 {
515 0x3f90, 0xffff0000, 0xff000000,
516 0x9148, 0xffff0000, 0xff000000,
517 0x3f94, 0xffff0000, 0xff000000,
518 0x914c, 0xffff0000, 0xff000000,
519 0x9b7c, 0xffffffff, 0x00000000,
520 0x8a14, 0xffffffff, 0x00000007,
521 0x8b10, 0xffffffff, 0x00000000,
522 0x960c, 0xffffffff, 0x54763210,
523 0x88c4, 0xffffffff, 0x000000c2,
524 0x88d4, 0xffffffff, 0x00000000,
525 0x8974, 0xffffffff, 0x00000000,
526 0xc78, 0x00000080, 0x00000080,
527 0x5eb4, 0xffffffff, 0x00000002,
528 0x5e78, 0xffffffff, 0x001000f0,
529 0x6104, 0x01000300, 0x00000000,
530 0x5bc0, 0x00300000, 0x00000000,
531 0x7030, 0xffffffff, 0x00000011,
532 0x7c30, 0xffffffff, 0x00000011,
533 0x10830, 0xffffffff, 0x00000011,
534 0x11430, 0xffffffff, 0x00000011,
535 0xd02c, 0xffffffff, 0x08421000,
536 0x240c, 0xffffffff, 0x00000380,
537 0x8b24, 0xffffffff, 0x00ff0fff,
538 0x28a4c, 0x06000000, 0x06000000,
539 0x10c, 0x00000001, 0x00000001,
540 0x8d00, 0xffffffff, 0x100e4848,
541 0x8d04, 0xffffffff, 0x00164745,
542 0x8c00, 0xffffffff, 0xe4000003,
543 0x8c04, 0xffffffff, 0x40600060,
544 0x8c08, 0xffffffff, 0x001c001c,
545 0x8cf0, 0xffffffff, 0x08e00410,
546 0x8c20, 0xffffffff, 0x00800080,
547 0x8c24, 0xffffffff, 0x00800080,
548 0x8c18, 0xffffffff, 0x20202078,
549 0x8c1c, 0xffffffff, 0x00001010,
550 0x28350, 0xffffffff, 0x00000000,
551 0xa008, 0xffffffff, 0x00010000,
552 0x5c4, 0xffffffff, 0x00000001,
553 0x9508, 0xffffffff, 0x00000002
554 };
555
556 static const u32 cedar_mgcg_init[] =
557 {
558 0x802c, 0xffffffff, 0xc0000000,
559 0x5448, 0xffffffff, 0x00000100,
560 0x55e4, 0xffffffff, 0x00000100,
561 0x160c, 0xffffffff, 0x00000100,
562 0x5644, 0xffffffff, 0x00000100,
563 0xc164, 0xffffffff, 0x00000100,
564 0x8a18, 0xffffffff, 0x00000100,
565 0x897c, 0xffffffff, 0x06000100,
566 0x8b28, 0xffffffff, 0x00000100,
567 0x9144, 0xffffffff, 0x00000100,
568 0x9a60, 0xffffffff, 0x00000100,
569 0x9868, 0xffffffff, 0x00000100,
570 0x8d58, 0xffffffff, 0x00000100,
571 0x9510, 0xffffffff, 0x00000100,
572 0x949c, 0xffffffff, 0x00000100,
573 0x9654, 0xffffffff, 0x00000100,
574 0x9030, 0xffffffff, 0x00000100,
575 0x9034, 0xffffffff, 0x00000100,
576 0x9038, 0xffffffff, 0x00000100,
577 0x903c, 0xffffffff, 0x00000100,
578 0x9040, 0xffffffff, 0x00000100,
579 0xa200, 0xffffffff, 0x00000100,
580 0xa204, 0xffffffff, 0x00000100,
581 0xa208, 0xffffffff, 0x00000100,
582 0xa20c, 0xffffffff, 0x00000100,
583 0x971c, 0xffffffff, 0x00000100,
584 0x977c, 0xffffffff, 0x00000100,
585 0x3f80, 0xffffffff, 0x00000100,
586 0xa210, 0xffffffff, 0x00000100,
587 0xa214, 0xffffffff, 0x00000100,
588 0x4d8, 0xffffffff, 0x00000100,
589 0x9784, 0xffffffff, 0x00000100,
590 0x9698, 0xffffffff, 0x00000100,
591 0x4d4, 0xffffffff, 0x00000200,
592 0x30cc, 0xffffffff, 0x00000100,
593 0xd0c0, 0xffffffff, 0xff000100,
594 0x802c, 0xffffffff, 0x40000000,
595 0x915c, 0xffffffff, 0x00010000,
596 0x9178, 0xffffffff, 0x00050000,
597 0x917c, 0xffffffff, 0x00030002,
598 0x918c, 0xffffffff, 0x00010004,
599 0x9190, 0xffffffff, 0x00070006,
600 0x9194, 0xffffffff, 0x00050000,
601 0x9198, 0xffffffff, 0x00030002,
602 0x91a8, 0xffffffff, 0x00010004,
603 0x91ac, 0xffffffff, 0x00070006,
604 0x91e8, 0xffffffff, 0x00000000,
605 0x9294, 0xffffffff, 0x00000000,
606 0x929c, 0xffffffff, 0x00000001,
607 0x802c, 0xffffffff, 0xc0000000
608 };
609
610 static const u32 juniper_mgcg_init[] =
611 {
612 0x802c, 0xffffffff, 0xc0000000,
613 0x5448, 0xffffffff, 0x00000100,
614 0x55e4, 0xffffffff, 0x00000100,
615 0x160c, 0xffffffff, 0x00000100,
616 0x5644, 0xffffffff, 0x00000100,
617 0xc164, 0xffffffff, 0x00000100,
618 0x8a18, 0xffffffff, 0x00000100,
619 0x897c, 0xffffffff, 0x06000100,
620 0x8b28, 0xffffffff, 0x00000100,
621 0x9144, 0xffffffff, 0x00000100,
622 0x9a60, 0xffffffff, 0x00000100,
623 0x9868, 0xffffffff, 0x00000100,
624 0x8d58, 0xffffffff, 0x00000100,
625 0x9510, 0xffffffff, 0x00000100,
626 0x949c, 0xffffffff, 0x00000100,
627 0x9654, 0xffffffff, 0x00000100,
628 0x9030, 0xffffffff, 0x00000100,
629 0x9034, 0xffffffff, 0x00000100,
630 0x9038, 0xffffffff, 0x00000100,
631 0x903c, 0xffffffff, 0x00000100,
632 0x9040, 0xffffffff, 0x00000100,
633 0xa200, 0xffffffff, 0x00000100,
634 0xa204, 0xffffffff, 0x00000100,
635 0xa208, 0xffffffff, 0x00000100,
636 0xa20c, 0xffffffff, 0x00000100,
637 0x971c, 0xffffffff, 0x00000100,
638 0xd0c0, 0xffffffff, 0xff000100,
639 0x802c, 0xffffffff, 0x40000000,
640 0x915c, 0xffffffff, 0x00010000,
641 0x9160, 0xffffffff, 0x00030002,
642 0x9178, 0xffffffff, 0x00070000,
643 0x917c, 0xffffffff, 0x00030002,
644 0x9180, 0xffffffff, 0x00050004,
645 0x918c, 0xffffffff, 0x00010006,
646 0x9190, 0xffffffff, 0x00090008,
647 0x9194, 0xffffffff, 0x00070000,
648 0x9198, 0xffffffff, 0x00030002,
649 0x919c, 0xffffffff, 0x00050004,
650 0x91a8, 0xffffffff, 0x00010006,
651 0x91ac, 0xffffffff, 0x00090008,
652 0x91b0, 0xffffffff, 0x00070000,
653 0x91b4, 0xffffffff, 0x00030002,
654 0x91b8, 0xffffffff, 0x00050004,
655 0x91c4, 0xffffffff, 0x00010006,
656 0x91c8, 0xffffffff, 0x00090008,
657 0x91cc, 0xffffffff, 0x00070000,
658 0x91d0, 0xffffffff, 0x00030002,
659 0x91d4, 0xffffffff, 0x00050004,
660 0x91e0, 0xffffffff, 0x00010006,
661 0x91e4, 0xffffffff, 0x00090008,
662 0x91e8, 0xffffffff, 0x00000000,
663 0x91ec, 0xffffffff, 0x00070000,
664 0x91f0, 0xffffffff, 0x00030002,
665 0x91f4, 0xffffffff, 0x00050004,
666 0x9200, 0xffffffff, 0x00010006,
667 0x9204, 0xffffffff, 0x00090008,
668 0x9208, 0xffffffff, 0x00070000,
669 0x920c, 0xffffffff, 0x00030002,
670 0x9210, 0xffffffff, 0x00050004,
671 0x921c, 0xffffffff, 0x00010006,
672 0x9220, 0xffffffff, 0x00090008,
673 0x9224, 0xffffffff, 0x00070000,
674 0x9228, 0xffffffff, 0x00030002,
675 0x922c, 0xffffffff, 0x00050004,
676 0x9238, 0xffffffff, 0x00010006,
677 0x923c, 0xffffffff, 0x00090008,
678 0x9240, 0xffffffff, 0x00070000,
679 0x9244, 0xffffffff, 0x00030002,
680 0x9248, 0xffffffff, 0x00050004,
681 0x9254, 0xffffffff, 0x00010006,
682 0x9258, 0xffffffff, 0x00090008,
683 0x925c, 0xffffffff, 0x00070000,
684 0x9260, 0xffffffff, 0x00030002,
685 0x9264, 0xffffffff, 0x00050004,
686 0x9270, 0xffffffff, 0x00010006,
687 0x9274, 0xffffffff, 0x00090008,
688 0x9278, 0xffffffff, 0x00070000,
689 0x927c, 0xffffffff, 0x00030002,
690 0x9280, 0xffffffff, 0x00050004,
691 0x928c, 0xffffffff, 0x00010006,
692 0x9290, 0xffffffff, 0x00090008,
693 0x9294, 0xffffffff, 0x00000000,
694 0x929c, 0xffffffff, 0x00000001,
695 0x802c, 0xffffffff, 0xc0000000,
696 0x977c, 0xffffffff, 0x00000100,
697 0x3f80, 0xffffffff, 0x00000100,
698 0xa210, 0xffffffff, 0x00000100,
699 0xa214, 0xffffffff, 0x00000100,
700 0x4d8, 0xffffffff, 0x00000100,
701 0x9784, 0xffffffff, 0x00000100,
702 0x9698, 0xffffffff, 0x00000100,
703 0x4d4, 0xffffffff, 0x00000200,
704 0x30cc, 0xffffffff, 0x00000100,
705 0x802c, 0xffffffff, 0xc0000000
706 };
707
708 static const u32 supersumo_golden_registers[] =
709 {
710 0x5eb4, 0xffffffff, 0x00000002,
711 0x5c4, 0xffffffff, 0x00000001,
712 0x7030, 0xffffffff, 0x00000011,
713 0x7c30, 0xffffffff, 0x00000011,
714 0x6104, 0x01000300, 0x00000000,
715 0x5bc0, 0x00300000, 0x00000000,
716 0x8c04, 0xffffffff, 0x40600060,
717 0x8c08, 0xffffffff, 0x001c001c,
718 0x8c20, 0xffffffff, 0x00800080,
719 0x8c24, 0xffffffff, 0x00800080,
720 0x8c18, 0xffffffff, 0x20202078,
721 0x8c1c, 0xffffffff, 0x00001010,
722 0x918c, 0xffffffff, 0x00010006,
723 0x91a8, 0xffffffff, 0x00010006,
724 0x91c4, 0xffffffff, 0x00010006,
725 0x91e0, 0xffffffff, 0x00010006,
726 0x9200, 0xffffffff, 0x00010006,
727 0x9150, 0xffffffff, 0x6e944040,
728 0x917c, 0xffffffff, 0x00030002,
729 0x9180, 0xffffffff, 0x00050004,
730 0x9198, 0xffffffff, 0x00030002,
731 0x919c, 0xffffffff, 0x00050004,
732 0x91b4, 0xffffffff, 0x00030002,
733 0x91b8, 0xffffffff, 0x00050004,
734 0x91d0, 0xffffffff, 0x00030002,
735 0x91d4, 0xffffffff, 0x00050004,
736 0x91f0, 0xffffffff, 0x00030002,
737 0x91f4, 0xffffffff, 0x00050004,
738 0x915c, 0xffffffff, 0x00010000,
739 0x9160, 0xffffffff, 0x00030002,
740 0x3f90, 0xffff0000, 0xff000000,
741 0x9178, 0xffffffff, 0x00070000,
742 0x9194, 0xffffffff, 0x00070000,
743 0x91b0, 0xffffffff, 0x00070000,
744 0x91cc, 0xffffffff, 0x00070000,
745 0x91ec, 0xffffffff, 0x00070000,
746 0x9148, 0xffff0000, 0xff000000,
747 0x9190, 0xffffffff, 0x00090008,
748 0x91ac, 0xffffffff, 0x00090008,
749 0x91c8, 0xffffffff, 0x00090008,
750 0x91e4, 0xffffffff, 0x00090008,
751 0x9204, 0xffffffff, 0x00090008,
752 0x3f94, 0xffff0000, 0xff000000,
753 0x914c, 0xffff0000, 0xff000000,
754 0x929c, 0xffffffff, 0x00000001,
755 0x8a18, 0xffffffff, 0x00000100,
756 0x8b28, 0xffffffff, 0x00000100,
757 0x9144, 0xffffffff, 0x00000100,
758 0x5644, 0xffffffff, 0x00000100,
759 0x9b7c, 0xffffffff, 0x00000000,
760 0x8030, 0xffffffff, 0x0000100a,
761 0x8a14, 0xffffffff, 0x00000007,
762 0x8b24, 0xffffffff, 0x00ff0fff,
763 0x8b10, 0xffffffff, 0x00000000,
764 0x28a4c, 0x06000000, 0x06000000,
765 0x4d8, 0xffffffff, 0x00000100,
766 0x913c, 0xffff000f, 0x0100000a,
767 0x960c, 0xffffffff, 0x54763210,
768 0x88c4, 0xffffffff, 0x000000c2,
769 0x88d4, 0xffffffff, 0x00000010,
770 0x8974, 0xffffffff, 0x00000000,
771 0xc78, 0x00000080, 0x00000080,
772 0x5e78, 0xffffffff, 0x001000f0,
773 0xd02c, 0xffffffff, 0x08421000,
774 0xa008, 0xffffffff, 0x00010000,
775 0x8d00, 0xffffffff, 0x100e4848,
776 0x8d04, 0xffffffff, 0x00164745,
777 0x8c00, 0xffffffff, 0xe4000003,
778 0x8cf0, 0x1fffffff, 0x08e00620,
779 0x28350, 0xffffffff, 0x00000000,
780 0x9508, 0xffffffff, 0x00000002
781 };
782
783 static const u32 sumo_golden_registers[] =
784 {
785 0x900c, 0x00ffffff, 0x0017071f,
786 0x8c18, 0xffffffff, 0x10101060,
787 0x8c1c, 0xffffffff, 0x00001010,
788 0x8c30, 0x0000000f, 0x00000005,
789 0x9688, 0x0000000f, 0x00000007
790 };
791
792 static const u32 wrestler_golden_registers[] =
793 {
794 0x5eb4, 0xffffffff, 0x00000002,
795 0x5c4, 0xffffffff, 0x00000001,
796 0x7030, 0xffffffff, 0x00000011,
797 0x7c30, 0xffffffff, 0x00000011,
798 0x6104, 0x01000300, 0x00000000,
799 0x5bc0, 0x00300000, 0x00000000,
800 0x918c, 0xffffffff, 0x00010006,
801 0x91a8, 0xffffffff, 0x00010006,
802 0x9150, 0xffffffff, 0x6e944040,
803 0x917c, 0xffffffff, 0x00030002,
804 0x9198, 0xffffffff, 0x00030002,
805 0x915c, 0xffffffff, 0x00010000,
806 0x3f90, 0xffff0000, 0xff000000,
807 0x9178, 0xffffffff, 0x00070000,
808 0x9194, 0xffffffff, 0x00070000,
809 0x9148, 0xffff0000, 0xff000000,
810 0x9190, 0xffffffff, 0x00090008,
811 0x91ac, 0xffffffff, 0x00090008,
812 0x3f94, 0xffff0000, 0xff000000,
813 0x914c, 0xffff0000, 0xff000000,
814 0x929c, 0xffffffff, 0x00000001,
815 0x8a18, 0xffffffff, 0x00000100,
816 0x8b28, 0xffffffff, 0x00000100,
817 0x9144, 0xffffffff, 0x00000100,
818 0x9b7c, 0xffffffff, 0x00000000,
819 0x8030, 0xffffffff, 0x0000100a,
820 0x8a14, 0xffffffff, 0x00000001,
821 0x8b24, 0xffffffff, 0x00ff0fff,
822 0x8b10, 0xffffffff, 0x00000000,
823 0x28a4c, 0x06000000, 0x06000000,
824 0x4d8, 0xffffffff, 0x00000100,
825 0x913c, 0xffff000f, 0x0100000a,
826 0x960c, 0xffffffff, 0x54763210,
827 0x88c4, 0xffffffff, 0x000000c2,
828 0x88d4, 0xffffffff, 0x00000010,
829 0x8974, 0xffffffff, 0x00000000,
830 0xc78, 0x00000080, 0x00000080,
831 0x5e78, 0xffffffff, 0x001000f0,
832 0xd02c, 0xffffffff, 0x08421000,
833 0xa008, 0xffffffff, 0x00010000,
834 0x8d00, 0xffffffff, 0x100e4848,
835 0x8d04, 0xffffffff, 0x00164745,
836 0x8c00, 0xffffffff, 0xe4000003,
837 0x8cf0, 0x1fffffff, 0x08e00410,
838 0x28350, 0xffffffff, 0x00000000,
839 0x9508, 0xffffffff, 0x00000002,
840 0x900c, 0xffffffff, 0x0017071f,
841 0x8c18, 0xffffffff, 0x10101060,
842 0x8c1c, 0xffffffff, 0x00001010
843 };
844
845 static const u32 barts_golden_registers[] =
846 {
847 0x5eb4, 0xffffffff, 0x00000002,
848 0x5e78, 0x8f311ff1, 0x001000f0,
849 0x3f90, 0xffff0000, 0xff000000,
850 0x9148, 0xffff0000, 0xff000000,
851 0x3f94, 0xffff0000, 0xff000000,
852 0x914c, 0xffff0000, 0xff000000,
853 0xc78, 0x00000080, 0x00000080,
854 0xbd4, 0x70073777, 0x00010001,
855 0xd02c, 0xbfffff1f, 0x08421000,
856 0xd0b8, 0x03773777, 0x02011003,
857 0x5bc0, 0x00200000, 0x50100000,
858 0x98f8, 0x33773777, 0x02011003,
859 0x98fc, 0xffffffff, 0x76543210,
860 0x7030, 0x31000311, 0x00000011,
861 0x2f48, 0x00000007, 0x02011003,
862 0x6b28, 0x00000010, 0x00000012,
863 0x7728, 0x00000010, 0x00000012,
864 0x10328, 0x00000010, 0x00000012,
865 0x10f28, 0x00000010, 0x00000012,
866 0x11b28, 0x00000010, 0x00000012,
867 0x12728, 0x00000010, 0x00000012,
868 0x240c, 0x000007ff, 0x00000380,
869 0x8a14, 0xf000001f, 0x00000007,
870 0x8b24, 0x3fff3fff, 0x00ff0fff,
871 0x8b10, 0x0000ff0f, 0x00000000,
872 0x28a4c, 0x07ffffff, 0x06000000,
873 0x10c, 0x00000001, 0x00010003,
874 0xa02c, 0xffffffff, 0x0000009b,
875 0x913c, 0x0000000f, 0x0100000a,
876 0x8d00, 0xffff7f7f, 0x100e4848,
877 0x8d04, 0x00ffffff, 0x00164745,
878 0x8c00, 0xfffc0003, 0xe4000003,
879 0x8c04, 0xf8ff00ff, 0x40600060,
880 0x8c08, 0x00ff00ff, 0x001c001c,
881 0x8cf0, 0x1fff1fff, 0x08e00620,
882 0x8c20, 0x0fff0fff, 0x00800080,
883 0x8c24, 0x0fff0fff, 0x00800080,
884 0x8c18, 0xffffffff, 0x20202078,
885 0x8c1c, 0x0000ffff, 0x00001010,
886 0x28350, 0x00000f01, 0x00000000,
887 0x9508, 0x3700001f, 0x00000002,
888 0x960c, 0xffffffff, 0x54763210,
889 0x88c4, 0x001f3ae3, 0x000000c2,
890 0x88d4, 0x0000001f, 0x00000010,
891 0x8974, 0xffffffff, 0x00000000
892 };
893
894 static const u32 turks_golden_registers[] =
895 {
896 0x5eb4, 0xffffffff, 0x00000002,
897 0x5e78, 0x8f311ff1, 0x001000f0,
898 0x8c8, 0x00003000, 0x00001070,
899 0x8cc, 0x000fffff, 0x00040035,
900 0x3f90, 0xffff0000, 0xfff00000,
901 0x9148, 0xffff0000, 0xfff00000,
902 0x3f94, 0xffff0000, 0xfff00000,
903 0x914c, 0xffff0000, 0xfff00000,
904 0xc78, 0x00000080, 0x00000080,
905 0xbd4, 0x00073007, 0x00010002,
906 0xd02c, 0xbfffff1f, 0x08421000,
907 0xd0b8, 0x03773777, 0x02010002,
908 0x5bc0, 0x00200000, 0x50100000,
909 0x98f8, 0x33773777, 0x00010002,
910 0x98fc, 0xffffffff, 0x33221100,
911 0x7030, 0x31000311, 0x00000011,
912 0x2f48, 0x33773777, 0x00010002,
913 0x6b28, 0x00000010, 0x00000012,
914 0x7728, 0x00000010, 0x00000012,
915 0x10328, 0x00000010, 0x00000012,
916 0x10f28, 0x00000010, 0x00000012,
917 0x11b28, 0x00000010, 0x00000012,
918 0x12728, 0x00000010, 0x00000012,
919 0x240c, 0x000007ff, 0x00000380,
920 0x8a14, 0xf000001f, 0x00000007,
921 0x8b24, 0x3fff3fff, 0x00ff0fff,
922 0x8b10, 0x0000ff0f, 0x00000000,
923 0x28a4c, 0x07ffffff, 0x06000000,
924 0x10c, 0x00000001, 0x00010003,
925 0xa02c, 0xffffffff, 0x0000009b,
926 0x913c, 0x0000000f, 0x0100000a,
927 0x8d00, 0xffff7f7f, 0x100e4848,
928 0x8d04, 0x00ffffff, 0x00164745,
929 0x8c00, 0xfffc0003, 0xe4000003,
930 0x8c04, 0xf8ff00ff, 0x40600060,
931 0x8c08, 0x00ff00ff, 0x001c001c,
932 0x8cf0, 0x1fff1fff, 0x08e00410,
933 0x8c20, 0x0fff0fff, 0x00800080,
934 0x8c24, 0x0fff0fff, 0x00800080,
935 0x8c18, 0xffffffff, 0x20202078,
936 0x8c1c, 0x0000ffff, 0x00001010,
937 0x28350, 0x00000f01, 0x00000000,
938 0x9508, 0x3700001f, 0x00000002,
939 0x960c, 0xffffffff, 0x54763210,
940 0x88c4, 0x001f3ae3, 0x000000c2,
941 0x88d4, 0x0000001f, 0x00000010,
942 0x8974, 0xffffffff, 0x00000000
943 };
944
945 static const u32 caicos_golden_registers[] =
946 {
947 0x5eb4, 0xffffffff, 0x00000002,
948 0x5e78, 0x8f311ff1, 0x001000f0,
949 0x8c8, 0x00003420, 0x00001450,
950 0x8cc, 0x000fffff, 0x00040035,
951 0x3f90, 0xffff0000, 0xfffc0000,
952 0x9148, 0xffff0000, 0xfffc0000,
953 0x3f94, 0xffff0000, 0xfffc0000,
954 0x914c, 0xffff0000, 0xfffc0000,
955 0xc78, 0x00000080, 0x00000080,
956 0xbd4, 0x00073007, 0x00010001,
957 0xd02c, 0xbfffff1f, 0x08421000,
958 0xd0b8, 0x03773777, 0x02010001,
959 0x5bc0, 0x00200000, 0x50100000,
960 0x98f8, 0x33773777, 0x02010001,
961 0x98fc, 0xffffffff, 0x33221100,
962 0x7030, 0x31000311, 0x00000011,
963 0x2f48, 0x33773777, 0x02010001,
964 0x6b28, 0x00000010, 0x00000012,
965 0x7728, 0x00000010, 0x00000012,
966 0x10328, 0x00000010, 0x00000012,
967 0x10f28, 0x00000010, 0x00000012,
968 0x11b28, 0x00000010, 0x00000012,
969 0x12728, 0x00000010, 0x00000012,
970 0x240c, 0x000007ff, 0x00000380,
971 0x8a14, 0xf000001f, 0x00000001,
972 0x8b24, 0x3fff3fff, 0x00ff0fff,
973 0x8b10, 0x0000ff0f, 0x00000000,
974 0x28a4c, 0x07ffffff, 0x06000000,
975 0x10c, 0x00000001, 0x00010003,
976 0xa02c, 0xffffffff, 0x0000009b,
977 0x913c, 0x0000000f, 0x0100000a,
978 0x8d00, 0xffff7f7f, 0x100e4848,
979 0x8d04, 0x00ffffff, 0x00164745,
980 0x8c00, 0xfffc0003, 0xe4000003,
981 0x8c04, 0xf8ff00ff, 0x40600060,
982 0x8c08, 0x00ff00ff, 0x001c001c,
983 0x8cf0, 0x1fff1fff, 0x08e00410,
984 0x8c20, 0x0fff0fff, 0x00800080,
985 0x8c24, 0x0fff0fff, 0x00800080,
986 0x8c18, 0xffffffff, 0x20202078,
987 0x8c1c, 0x0000ffff, 0x00001010,
988 0x28350, 0x00000f01, 0x00000000,
989 0x9508, 0x3700001f, 0x00000002,
990 0x960c, 0xffffffff, 0x54763210,
991 0x88c4, 0x001f3ae3, 0x000000c2,
992 0x88d4, 0x0000001f, 0x00000010,
993 0x8974, 0xffffffff, 0x00000000
994 };
995
996 static void evergreen_init_golden_registers(struct radeon_device *rdev)
997 {
998 switch (rdev->family) {
999 case CHIP_CYPRESS:
1000 case CHIP_HEMLOCK:
1001 radeon_program_register_sequence(rdev,
1002 evergreen_golden_registers,
1003 (const u32)ARRAY_SIZE(evergreen_golden_registers));
1004 radeon_program_register_sequence(rdev,
1005 evergreen_golden_registers2,
1006 (const u32)ARRAY_SIZE(evergreen_golden_registers2));
1007 radeon_program_register_sequence(rdev,
1008 cypress_mgcg_init,
1009 (const u32)ARRAY_SIZE(cypress_mgcg_init));
1010 break;
1011 case CHIP_JUNIPER:
1012 radeon_program_register_sequence(rdev,
1013 evergreen_golden_registers,
1014 (const u32)ARRAY_SIZE(evergreen_golden_registers));
1015 radeon_program_register_sequence(rdev,
1016 evergreen_golden_registers2,
1017 (const u32)ARRAY_SIZE(evergreen_golden_registers2));
1018 radeon_program_register_sequence(rdev,
1019 juniper_mgcg_init,
1020 (const u32)ARRAY_SIZE(juniper_mgcg_init));
1021 break;
1022 case CHIP_REDWOOD:
1023 radeon_program_register_sequence(rdev,
1024 evergreen_golden_registers,
1025 (const u32)ARRAY_SIZE(evergreen_golden_registers));
1026 radeon_program_register_sequence(rdev,
1027 evergreen_golden_registers2,
1028 (const u32)ARRAY_SIZE(evergreen_golden_registers2));
1029 radeon_program_register_sequence(rdev,
1030 redwood_mgcg_init,
1031 (const u32)ARRAY_SIZE(redwood_mgcg_init));
1032 break;
1033 case CHIP_CEDAR:
1034 radeon_program_register_sequence(rdev,
1035 cedar_golden_registers,
1036 (const u32)ARRAY_SIZE(cedar_golden_registers));
1037 radeon_program_register_sequence(rdev,
1038 evergreen_golden_registers2,
1039 (const u32)ARRAY_SIZE(evergreen_golden_registers2));
1040 radeon_program_register_sequence(rdev,
1041 cedar_mgcg_init,
1042 (const u32)ARRAY_SIZE(cedar_mgcg_init));
1043 break;
1044 case CHIP_PALM:
1045 radeon_program_register_sequence(rdev,
1046 wrestler_golden_registers,
1047 (const u32)ARRAY_SIZE(wrestler_golden_registers));
1048 break;
1049 case CHIP_SUMO:
1050 radeon_program_register_sequence(rdev,
1051 supersumo_golden_registers,
1052 (const u32)ARRAY_SIZE(supersumo_golden_registers));
1053 break;
1054 case CHIP_SUMO2:
1055 radeon_program_register_sequence(rdev,
1056 supersumo_golden_registers,
1057 (const u32)ARRAY_SIZE(supersumo_golden_registers));
1058 radeon_program_register_sequence(rdev,
1059 sumo_golden_registers,
1060 (const u32)ARRAY_SIZE(sumo_golden_registers));
1061 break;
1062 case CHIP_BARTS:
1063 radeon_program_register_sequence(rdev,
1064 barts_golden_registers,
1065 (const u32)ARRAY_SIZE(barts_golden_registers));
1066 break;
1067 case CHIP_TURKS:
1068 radeon_program_register_sequence(rdev,
1069 turks_golden_registers,
1070 (const u32)ARRAY_SIZE(turks_golden_registers));
1071 break;
1072 case CHIP_CAICOS:
1073 radeon_program_register_sequence(rdev,
1074 caicos_golden_registers,
1075 (const u32)ARRAY_SIZE(caicos_golden_registers));
1076 break;
1077 default:
1078 break;
1079 }
1080 }
1081
1082 /**
1083 * evergreen_get_allowed_info_register - fetch the register for the info ioctl
1084 *
1085 * @rdev: radeon_device pointer
1086 * @reg: register offset in bytes
1087 * @val: register value
1088 *
1089 * Returns 0 for success or -EINVAL for an invalid register
1090 *
1091 */
1092 int evergreen_get_allowed_info_register(struct radeon_device *rdev,
1093 u32 reg, u32 *val)
1094 {
1095 switch (reg) {
1096 case GRBM_STATUS:
1097 case GRBM_STATUS_SE0:
1098 case GRBM_STATUS_SE1:
1099 case SRBM_STATUS:
1100 case SRBM_STATUS2:
1101 case DMA_STATUS_REG:
1102 case UVD_STATUS:
1103 *val = RREG32(reg);
1104 return 0;
1105 default:
1106 return -EINVAL;
1107 }
1108 }
1109
1110 void evergreen_tiling_fields(unsigned tiling_flags, unsigned *bankw,
1111 unsigned *bankh, unsigned *mtaspect,
1112 unsigned *tile_split)
1113 {
1114 *bankw = (tiling_flags >> RADEON_TILING_EG_BANKW_SHIFT) & RADEON_TILING_EG_BANKW_MASK;
1115 *bankh = (tiling_flags >> RADEON_TILING_EG_BANKH_SHIFT) & RADEON_TILING_EG_BANKH_MASK;
1116 *mtaspect = (tiling_flags >> RADEON_TILING_EG_MACRO_TILE_ASPECT_SHIFT) & RADEON_TILING_EG_MACRO_TILE_ASPECT_MASK;
1117 *tile_split = (tiling_flags >> RADEON_TILING_EG_TILE_SPLIT_SHIFT) & RADEON_TILING_EG_TILE_SPLIT_MASK;
1118 switch (*bankw) {
1119 default:
1120 case 1: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_1; break;
1121 case 2: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_2; break;
1122 case 4: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_4; break;
1123 case 8: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_8; break;
1124 }
1125 switch (*bankh) {
1126 default:
1127 case 1: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_1; break;
1128 case 2: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_2; break;
1129 case 4: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_4; break;
1130 case 8: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_8; break;
1131 }
1132 switch (*mtaspect) {
1133 default:
1134 case 1: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_1; break;
1135 case 2: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_2; break;
1136 case 4: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_4; break;
1137 case 8: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_8; break;
1138 }
1139 }
1140
1141 static int sumo_set_uvd_clock(struct radeon_device *rdev, u32 clock,
1142 u32 cntl_reg, u32 status_reg)
1143 {
1144 int r, i;
1145 struct atom_clock_dividers dividers;
1146
1147 r = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
1148 clock, false, &dividers);
1149 if (r)
1150 return r;
1151
1152 WREG32_P(cntl_reg, dividers.post_div, ~(DCLK_DIR_CNTL_EN|DCLK_DIVIDER_MASK));
1153
1154 for (i = 0; i < 100; i++) {
1155 if (RREG32(status_reg) & DCLK_STATUS)
1156 break;
1157 mdelay(10);
1158 }
1159 if (i == 100)
1160 return -ETIMEDOUT;
1161
1162 return 0;
1163 }
1164
1165 int sumo_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
1166 {
1167 int r = 0;
1168 u32 cg_scratch = RREG32(CG_SCRATCH1);
1169
1170 r = sumo_set_uvd_clock(rdev, vclk, CG_VCLK_CNTL, CG_VCLK_STATUS);
1171 if (r)
1172 goto done;
1173 cg_scratch &= 0xffff0000;
1174 cg_scratch |= vclk / 100; /* Mhz */
1175
1176 r = sumo_set_uvd_clock(rdev, dclk, CG_DCLK_CNTL, CG_DCLK_STATUS);
1177 if (r)
1178 goto done;
1179 cg_scratch &= 0x0000ffff;
1180 cg_scratch |= (dclk / 100) << 16; /* Mhz */
1181
1182 done:
1183 WREG32(CG_SCRATCH1, cg_scratch);
1184
1185 return r;
1186 }
1187
1188 int evergreen_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
1189 {
1190 /* start off with something large */
1191 unsigned fb_div = 0, vclk_div = 0, dclk_div = 0;
1192 int r;
1193
1194 /* bypass vclk and dclk with bclk */
1195 WREG32_P(CG_UPLL_FUNC_CNTL_2,
1196 VCLK_SRC_SEL(1) | DCLK_SRC_SEL(1),
1197 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
1198
1199 /* put PLL in bypass mode */
1200 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_BYPASS_EN_MASK, ~UPLL_BYPASS_EN_MASK);
1201
1202 if (!vclk || !dclk) {
1203 /* keep the Bypass mode, put PLL to sleep */
1204 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_SLEEP_MASK, ~UPLL_SLEEP_MASK);
1205 return 0;
1206 }
1207
1208 r = radeon_uvd_calc_upll_dividers(rdev, vclk, dclk, 125000, 250000,
1209 16384, 0x03FFFFFF, 0, 128, 5,
1210 &fb_div, &vclk_div, &dclk_div);
1211 if (r)
1212 return r;
1213
1214 /* set VCO_MODE to 1 */
1215 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_VCO_MODE_MASK, ~UPLL_VCO_MODE_MASK);
1216
1217 /* toggle UPLL_SLEEP to 1 then back to 0 */
1218 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_SLEEP_MASK, ~UPLL_SLEEP_MASK);
1219 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_SLEEP_MASK);
1220
1221 /* deassert UPLL_RESET */
1222 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
1223
1224 mdelay(1);
1225
1226 r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
1227 if (r)
1228 return r;
1229
1230 /* assert UPLL_RESET again */
1231 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_RESET_MASK, ~UPLL_RESET_MASK);
1232
1233 /* disable spread spectrum. */
1234 WREG32_P(CG_UPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
1235
1236 /* set feedback divider */
1237 WREG32_P(CG_UPLL_FUNC_CNTL_3, UPLL_FB_DIV(fb_div), ~UPLL_FB_DIV_MASK);
1238
1239 /* set ref divider to 0 */
1240 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_REF_DIV_MASK);
1241
1242 if (fb_div < 307200)
1243 WREG32_P(CG_UPLL_FUNC_CNTL_4, 0, ~UPLL_SPARE_ISPARE9);
1244 else
1245 WREG32_P(CG_UPLL_FUNC_CNTL_4, UPLL_SPARE_ISPARE9, ~UPLL_SPARE_ISPARE9);
1246
1247 /* set PDIV_A and PDIV_B */
1248 WREG32_P(CG_UPLL_FUNC_CNTL_2,
1249 UPLL_PDIV_A(vclk_div) | UPLL_PDIV_B(dclk_div),
1250 ~(UPLL_PDIV_A_MASK | UPLL_PDIV_B_MASK));
1251
1252 /* give the PLL some time to settle */
1253 mdelay(15);
1254
1255 /* deassert PLL_RESET */
1256 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
1257
1258 mdelay(15);
1259
1260 /* switch from bypass mode to normal mode */
1261 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_BYPASS_EN_MASK);
1262
1263 r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
1264 if (r)
1265 return r;
1266
1267 /* switch VCLK and DCLK selection */
1268 WREG32_P(CG_UPLL_FUNC_CNTL_2,
1269 VCLK_SRC_SEL(2) | DCLK_SRC_SEL(2),
1270 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
1271
1272 mdelay(100);
1273
1274 return 0;
1275 }
1276
1277 void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev)
1278 {
1279 int readrq;
1280 u16 v;
1281
1282 readrq = pcie_get_readrq(rdev->pdev);
1283 v = ffs(readrq) - 8;
1284 /* if bios or OS sets MAX_READ_REQUEST_SIZE to an invalid value, fix it
1285 * to avoid hangs or perfomance issues
1286 */
1287 if ((v == 0) || (v == 6) || (v == 7))
1288 pcie_set_readrq(rdev->pdev, 512);
1289 }
1290
1291 void dce4_program_fmt(struct drm_encoder *encoder)
1292 {
1293 struct drm_device *dev = encoder->dev;
1294 struct radeon_device *rdev = dev->dev_private;
1295 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1296 struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
1297 struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
1298 int bpc = 0;
1299 u32 tmp = 0;
1300 enum radeon_connector_dither dither = RADEON_FMT_DITHER_DISABLE;
1301
1302 if (connector) {
1303 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1304 bpc = radeon_get_monitor_bpc(connector);
1305 dither = radeon_connector->dither;
1306 }
1307
1308 /* LVDS/eDP FMT is set up by atom */
1309 if (radeon_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
1310 return;
1311
1312 /* not needed for analog */
1313 if ((radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1) ||
1314 (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2))
1315 return;
1316
1317 if (bpc == 0)
1318 return;
1319
1320 switch (bpc) {
1321 case 6:
1322 if (dither == RADEON_FMT_DITHER_ENABLE)
1323 /* XXX sort out optimal dither settings */
1324 tmp |= (FMT_FRAME_RANDOM_ENABLE | FMT_HIGHPASS_RANDOM_ENABLE |
1325 FMT_SPATIAL_DITHER_EN);
1326 else
1327 tmp |= FMT_TRUNCATE_EN;
1328 break;
1329 case 8:
1330 if (dither == RADEON_FMT_DITHER_ENABLE)
1331 /* XXX sort out optimal dither settings */
1332 tmp |= (FMT_FRAME_RANDOM_ENABLE | FMT_HIGHPASS_RANDOM_ENABLE |
1333 FMT_RGB_RANDOM_ENABLE |
1334 FMT_SPATIAL_DITHER_EN | FMT_SPATIAL_DITHER_DEPTH);
1335 else
1336 tmp |= (FMT_TRUNCATE_EN | FMT_TRUNCATE_DEPTH);
1337 break;
1338 case 10:
1339 default:
1340 /* not needed */
1341 break;
1342 }
1343
1344 WREG32(FMT_BIT_DEPTH_CONTROL + radeon_crtc->crtc_offset, tmp);
1345 }
1346
1347 static bool dce4_is_in_vblank(struct radeon_device *rdev, int crtc)
1348 {
1349 if (RREG32(EVERGREEN_CRTC_STATUS + crtc_offsets[crtc]) & EVERGREEN_CRTC_V_BLANK)
1350 return true;
1351 else
1352 return false;
1353 }
1354
1355 static bool dce4_is_counter_moving(struct radeon_device *rdev, int crtc)
1356 {
1357 u32 pos1, pos2;
1358
1359 pos1 = RREG32(EVERGREEN_CRTC_STATUS_POSITION + crtc_offsets[crtc]);
1360 pos2 = RREG32(EVERGREEN_CRTC_STATUS_POSITION + crtc_offsets[crtc]);
1361
1362 if (pos1 != pos2)
1363 return true;
1364 else
1365 return false;
1366 }
1367
1368 /**
1369 * dce4_wait_for_vblank - vblank wait asic callback.
1370 *
1371 * @rdev: radeon_device pointer
1372 * @crtc: crtc to wait for vblank on
1373 *
1374 * Wait for vblank on the requested crtc (evergreen+).
1375 */
1376 void dce4_wait_for_vblank(struct radeon_device *rdev, int crtc)
1377 {
1378 unsigned i = 0;
1379
1380 if (crtc >= rdev->num_crtc)
1381 return;
1382
1383 if (!(RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[crtc]) & EVERGREEN_CRTC_MASTER_EN))
1384 return;
1385
1386 /* depending on when we hit vblank, we may be close to active; if so,
1387 * wait for another frame.
1388 */
1389 while (dce4_is_in_vblank(rdev, crtc)) {
1390 if (i++ % 100 == 0) {
1391 if (!dce4_is_counter_moving(rdev, crtc))
1392 break;
1393 }
1394 }
1395
1396 while (!dce4_is_in_vblank(rdev, crtc)) {
1397 if (i++ % 100 == 0) {
1398 if (!dce4_is_counter_moving(rdev, crtc))
1399 break;
1400 }
1401 }
1402 }
1403
1404 /**
1405 * evergreen_page_flip - pageflip callback.
1406 *
1407 * @rdev: radeon_device pointer
1408 * @crtc_id: crtc to cleanup pageflip on
1409 * @crtc_base: new address of the crtc (GPU MC address)
1410 *
1411 * Triggers the actual pageflip by updating the primary
1412 * surface base address (evergreen+).
1413 */
1414 void evergreen_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base,
1415 bool async)
1416 {
1417 struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
1418
1419 /* update the scanout addresses */
1420 WREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset,
1421 async ? EVERGREEN_GRPH_SURFACE_UPDATE_H_RETRACE_EN : 0);
1422 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
1423 upper_32_bits(crtc_base));
1424 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
1425 (u32)crtc_base);
1426 /* post the write */
1427 RREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset);
1428 }
1429
1430 /**
1431 * evergreen_page_flip_pending - check if page flip is still pending
1432 *
1433 * @rdev: radeon_device pointer
1434 * @crtc_id: crtc to check
1435 *
1436 * Returns the current update pending status.
1437 */
1438 bool evergreen_page_flip_pending(struct radeon_device *rdev, int crtc_id)
1439 {
1440 struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
1441
1442 /* Return current update_pending status: */
1443 return !!(RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) &
1444 EVERGREEN_GRPH_SURFACE_UPDATE_PENDING);
1445 }
1446
1447 /* get temperature in millidegrees */
1448 int evergreen_get_temp(struct radeon_device *rdev)
1449 {
1450 u32 temp, toffset;
1451 int actual_temp = 0;
1452
1453 if (rdev->family == CHIP_JUNIPER) {
1454 toffset = (RREG32(CG_THERMAL_CTRL) & TOFFSET_MASK) >>
1455 TOFFSET_SHIFT;
1456 temp = (RREG32(CG_TS0_STATUS) & TS0_ADC_DOUT_MASK) >>
1457 TS0_ADC_DOUT_SHIFT;
1458
1459 if (toffset & 0x100)
1460 actual_temp = temp / 2 - (0x200 - toffset);
1461 else
1462 actual_temp = temp / 2 + toffset;
1463
1464 actual_temp = actual_temp * 1000;
1465
1466 } else {
1467 temp = (RREG32(CG_MULT_THERMAL_STATUS) & ASIC_T_MASK) >>
1468 ASIC_T_SHIFT;
1469
1470 if (temp & 0x400)
1471 actual_temp = -256;
1472 else if (temp & 0x200)
1473 actual_temp = 255;
1474 else if (temp & 0x100) {
1475 actual_temp = temp & 0x1ff;
1476 actual_temp |= ~0x1ff;
1477 } else
1478 actual_temp = temp & 0xff;
1479
1480 actual_temp = (actual_temp * 1000) / 2;
1481 }
1482
1483 return actual_temp;
1484 }
1485
1486 int sumo_get_temp(struct radeon_device *rdev)
1487 {
1488 u32 temp = RREG32(CG_THERMAL_STATUS) & 0xff;
1489 int actual_temp = temp - 49;
1490
1491 return actual_temp * 1000;
1492 }
1493
1494 /**
1495 * sumo_pm_init_profile - Initialize power profiles callback.
1496 *
1497 * @rdev: radeon_device pointer
1498 *
1499 * Initialize the power states used in profile mode
1500 * (sumo, trinity, SI).
1501 * Used for profile mode only.
1502 */
1503 void sumo_pm_init_profile(struct radeon_device *rdev)
1504 {
1505 int idx;
1506
1507 /* default */
1508 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
1509 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
1510 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
1511 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
1512
1513 /* low,mid sh/mh */
1514 if (rdev->flags & RADEON_IS_MOBILITY)
1515 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
1516 else
1517 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
1518
1519 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx;
1520 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx;
1521 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
1522 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
1523
1524 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx;
1525 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx;
1526 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
1527 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
1528
1529 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx;
1530 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx;
1531 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
1532 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
1533
1534 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx;
1535 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx;
1536 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
1537 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
1538
1539 /* high sh/mh */
1540 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
1541 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx;
1542 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx;
1543 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
1544 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx =
1545 rdev->pm.power_state[idx].num_clock_modes - 1;
1546
1547 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx;
1548 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx;
1549 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
1550 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx =
1551 rdev->pm.power_state[idx].num_clock_modes - 1;
1552 }
1553
1554 /**
1555 * btc_pm_init_profile - Initialize power profiles callback.
1556 *
1557 * @rdev: radeon_device pointer
1558 *
1559 * Initialize the power states used in profile mode
1560 * (BTC, cayman).
1561 * Used for profile mode only.
1562 */
1563 void btc_pm_init_profile(struct radeon_device *rdev)
1564 {
1565 int idx;
1566
1567 /* default */
1568 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
1569 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
1570 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
1571 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
1572 /* starting with BTC, there is one state that is used for both
1573 * MH and SH. Difference is that we always use the high clock index for
1574 * mclk.
1575 */
1576 if (rdev->flags & RADEON_IS_MOBILITY)
1577 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
1578 else
1579 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
1580 /* low sh */
1581 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx;
1582 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx;
1583 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
1584 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
1585 /* mid sh */
1586 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx;
1587 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx;
1588 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
1589 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
1590 /* high sh */
1591 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx;
1592 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx;
1593 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
1594 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
1595 /* low mh */
1596 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx;
1597 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx;
1598 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
1599 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
1600 /* mid mh */
1601 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx;
1602 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx;
1603 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
1604 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
1605 /* high mh */
1606 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx;
1607 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx;
1608 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
1609 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
1610 }
1611
1612 /**
1613 * evergreen_pm_misc - set additional pm hw parameters callback.
1614 *
1615 * @rdev: radeon_device pointer
1616 *
1617 * Set non-clock parameters associated with a power state
1618 * (voltage, etc.) (evergreen+).
1619 */
1620 void evergreen_pm_misc(struct radeon_device *rdev)
1621 {
1622 int req_ps_idx = rdev->pm.requested_power_state_index;
1623 int req_cm_idx = rdev->pm.requested_clock_mode_index;
1624 struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
1625 struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
1626
1627 if (voltage->type == VOLTAGE_SW) {
1628 /* 0xff0x are flags rather then an actual voltage */
1629 if ((voltage->voltage & 0xff00) == 0xff00)
1630 return;
1631 if (voltage->voltage && (voltage->voltage != rdev->pm.current_vddc)) {
1632 radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
1633 rdev->pm.current_vddc = voltage->voltage;
1634 DRM_DEBUG("Setting: vddc: %d\n", voltage->voltage);
1635 }
1636
1637 /* starting with BTC, there is one state that is used for both
1638 * MH and SH. Difference is that we always use the high clock index for
1639 * mclk and vddci.
1640 */
1641 if ((rdev->pm.pm_method == PM_METHOD_PROFILE) &&
1642 (rdev->family >= CHIP_BARTS) &&
1643 rdev->pm.active_crtc_count &&
1644 ((rdev->pm.profile_index == PM_PROFILE_MID_MH_IDX) ||
1645 (rdev->pm.profile_index == PM_PROFILE_LOW_MH_IDX)))
1646 voltage = &rdev->pm.power_state[req_ps_idx].
1647 clock_info[rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx].voltage;
1648
1649 /* 0xff0x are flags rather then an actual voltage */
1650 if ((voltage->vddci & 0xff00) == 0xff00)
1651 return;
1652 if (voltage->vddci && (voltage->vddci != rdev->pm.current_vddci)) {
1653 radeon_atom_set_voltage(rdev, voltage->vddci, SET_VOLTAGE_TYPE_ASIC_VDDCI);
1654 rdev->pm.current_vddci = voltage->vddci;
1655 DRM_DEBUG("Setting: vddci: %d\n", voltage->vddci);
1656 }
1657 }
1658 }
1659
1660 /**
1661 * evergreen_pm_prepare - pre-power state change callback.
1662 *
1663 * @rdev: radeon_device pointer
1664 *
1665 * Prepare for a power state change (evergreen+).
1666 */
1667 void evergreen_pm_prepare(struct radeon_device *rdev)
1668 {
1669 struct drm_device *ddev = rdev->ddev;
1670 struct drm_crtc *crtc;
1671 struct radeon_crtc *radeon_crtc;
1672 u32 tmp;
1673
1674 /* disable any active CRTCs */
1675 list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
1676 radeon_crtc = to_radeon_crtc(crtc);
1677 if (radeon_crtc->enabled) {
1678 tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
1679 tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
1680 WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
1681 }
1682 }
1683 }
1684
1685 /**
1686 * evergreen_pm_finish - post-power state change callback.
1687 *
1688 * @rdev: radeon_device pointer
1689 *
1690 * Clean up after a power state change (evergreen+).
1691 */
1692 void evergreen_pm_finish(struct radeon_device *rdev)
1693 {
1694 struct drm_device *ddev = rdev->ddev;
1695 struct drm_crtc *crtc;
1696 struct radeon_crtc *radeon_crtc;
1697 u32 tmp;
1698
1699 /* enable any active CRTCs */
1700 list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
1701 radeon_crtc = to_radeon_crtc(crtc);
1702 if (radeon_crtc->enabled) {
1703 tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
1704 tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
1705 WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
1706 }
1707 }
1708 }
1709
1710 /**
1711 * evergreen_hpd_sense - hpd sense callback.
1712 *
1713 * @rdev: radeon_device pointer
1714 * @hpd: hpd (hotplug detect) pin
1715 *
1716 * Checks if a digital monitor is connected (evergreen+).
1717 * Returns true if connected, false if not connected.
1718 */
1719 bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
1720 {
1721 if (hpd == RADEON_HPD_NONE)
1722 return false;
1723
1724 return !!(RREG32(DC_HPDx_INT_STATUS_REG(hpd)) & DC_HPDx_SENSE);
1725 }
1726
1727 /**
1728 * evergreen_hpd_set_polarity - hpd set polarity callback.
1729 *
1730 * @rdev: radeon_device pointer
1731 * @hpd: hpd (hotplug detect) pin
1732 *
1733 * Set the polarity of the hpd pin (evergreen+).
1734 */
1735 void evergreen_hpd_set_polarity(struct radeon_device *rdev,
1736 enum radeon_hpd_id hpd)
1737 {
1738 bool connected = evergreen_hpd_sense(rdev, hpd);
1739
1740 if (hpd == RADEON_HPD_NONE)
1741 return;
1742
1743 if (connected)
1744 WREG32_AND(DC_HPDx_INT_CONTROL(hpd), ~DC_HPDx_INT_POLARITY);
1745 else
1746 WREG32_OR(DC_HPDx_INT_CONTROL(hpd), DC_HPDx_INT_POLARITY);
1747 }
1748
1749 /**
1750 * evergreen_hpd_init - hpd setup callback.
1751 *
1752 * @rdev: radeon_device pointer
1753 *
1754 * Setup the hpd pins used by the card (evergreen+).
1755 * Enable the pin, set the polarity, and enable the hpd interrupts.
1756 */
1757 void evergreen_hpd_init(struct radeon_device *rdev)
1758 {
1759 struct drm_device *dev = rdev->ddev;
1760 struct drm_connector *connector;
1761 unsigned enabled = 0;
1762 u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) |
1763 DC_HPDx_RX_INT_TIMER(0xfa) | DC_HPDx_EN;
1764
1765 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1766 enum radeon_hpd_id hpd =
1767 to_radeon_connector(connector)->hpd.hpd;
1768
1769 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
1770 connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
1771 /* don't try to enable hpd on eDP or LVDS avoid breaking the
1772 * aux dp channel on imac and help (but not completely fix)
1773 * https://bugzilla.redhat.com/show_bug.cgi?id=726143
1774 * also avoid interrupt storms during dpms.
1775 */
1776 continue;
1777 }
1778
1779 if (hpd == RADEON_HPD_NONE)
1780 continue;
1781
1782 WREG32(DC_HPDx_CONTROL(hpd), tmp);
1783 enabled |= 1 << hpd;
1784
1785 radeon_hpd_set_polarity(rdev, hpd);
1786 }
1787 radeon_irq_kms_enable_hpd(rdev, enabled);
1788 }
1789
1790 /**
1791 * evergreen_hpd_fini - hpd tear down callback.
1792 *
1793 * @rdev: radeon_device pointer
1794 *
1795 * Tear down the hpd pins used by the card (evergreen+).
1796 * Disable the hpd interrupts.
1797 */
1798 void evergreen_hpd_fini(struct radeon_device *rdev)
1799 {
1800 struct drm_device *dev = rdev->ddev;
1801 struct drm_connector *connector;
1802 unsigned disabled = 0;
1803
1804 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1805 enum radeon_hpd_id hpd =
1806 to_radeon_connector(connector)->hpd.hpd;
1807
1808 if (hpd == RADEON_HPD_NONE)
1809 continue;
1810
1811 WREG32(DC_HPDx_CONTROL(hpd), 0);
1812 disabled |= 1 << hpd;
1813 }
1814 radeon_irq_kms_disable_hpd(rdev, disabled);
1815 }
1816
1817 /* watermark setup */
1818
1819 static u32 evergreen_line_buffer_adjust(struct radeon_device *rdev,
1820 struct radeon_crtc *radeon_crtc,
1821 struct drm_display_mode *mode,
1822 struct drm_display_mode *other_mode)
1823 {
1824 u32 tmp, buffer_alloc, i;
1825 u32 pipe_offset = radeon_crtc->crtc_id * 0x20;
1826 /*
1827 * Line Buffer Setup
1828 * There are 3 line buffers, each one shared by 2 display controllers.
1829 * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between
1830 * the display controllers. The paritioning is done via one of four
1831 * preset allocations specified in bits 2:0:
1832 * first display controller
1833 * 0 - first half of lb (3840 * 2)
1834 * 1 - first 3/4 of lb (5760 * 2)
1835 * 2 - whole lb (7680 * 2), other crtc must be disabled
1836 * 3 - first 1/4 of lb (1920 * 2)
1837 * second display controller
1838 * 4 - second half of lb (3840 * 2)
1839 * 5 - second 3/4 of lb (5760 * 2)
1840 * 6 - whole lb (7680 * 2), other crtc must be disabled
1841 * 7 - last 1/4 of lb (1920 * 2)
1842 */
1843 /* this can get tricky if we have two large displays on a paired group
1844 * of crtcs. Ideally for multiple large displays we'd assign them to
1845 * non-linked crtcs for maximum line buffer allocation.
1846 */
1847 if (radeon_crtc->base.enabled && mode) {
1848 if (other_mode) {
1849 tmp = 0; /* 1/2 */
1850 buffer_alloc = 1;
1851 } else {
1852 tmp = 2; /* whole */
1853 buffer_alloc = 2;
1854 }
1855 } else {
1856 tmp = 0;
1857 buffer_alloc = 0;
1858 }
1859
1860 /* second controller of the pair uses second half of the lb */
1861 if (radeon_crtc->crtc_id % 2)
1862 tmp += 4;
1863 WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, tmp);
1864
1865 if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
1866 WREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset,
1867 DMIF_BUFFERS_ALLOCATED(buffer_alloc));
1868 for (i = 0; i < rdev->usec_timeout; i++) {
1869 if (RREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset) &
1870 DMIF_BUFFERS_ALLOCATED_COMPLETED)
1871 break;
1872 udelay(1);
1873 }
1874 }
1875
1876 if (radeon_crtc->base.enabled && mode) {
1877 switch (tmp) {
1878 case 0:
1879 case 4:
1880 default:
1881 if (ASIC_IS_DCE5(rdev))
1882 return 4096 * 2;
1883 else
1884 return 3840 * 2;
1885 case 1:
1886 case 5:
1887 if (ASIC_IS_DCE5(rdev))
1888 return 6144 * 2;
1889 else
1890 return 5760 * 2;
1891 case 2:
1892 case 6:
1893 if (ASIC_IS_DCE5(rdev))
1894 return 8192 * 2;
1895 else
1896 return 7680 * 2;
1897 case 3:
1898 case 7:
1899 if (ASIC_IS_DCE5(rdev))
1900 return 2048 * 2;
1901 else
1902 return 1920 * 2;
1903 }
1904 }
1905
1906 /* controller not enabled, so no lb used */
1907 return 0;
1908 }
1909
1910 u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev)
1911 {
1912 u32 tmp = RREG32(MC_SHARED_CHMAP);
1913
1914 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
1915 case 0:
1916 default:
1917 return 1;
1918 case 1:
1919 return 2;
1920 case 2:
1921 return 4;
1922 case 3:
1923 return 8;
1924 }
1925 }
1926
1927 struct evergreen_wm_params {
1928 u32 dram_channels; /* number of dram channels */
1929 u32 yclk; /* bandwidth per dram data pin in kHz */
1930 u32 sclk; /* engine clock in kHz */
1931 u32 disp_clk; /* display clock in kHz */
1932 u32 src_width; /* viewport width */
1933 u32 active_time; /* active display time in ns */
1934 u32 blank_time; /* blank time in ns */
1935 bool interlaced; /* mode is interlaced */
1936 fixed20_12 vsc; /* vertical scale ratio */
1937 u32 num_heads; /* number of active crtcs */
1938 u32 bytes_per_pixel; /* bytes per pixel display + overlay */
1939 u32 lb_size; /* line buffer allocated to pipe */
1940 u32 vtaps; /* vertical scaler taps */
1941 };
1942
1943 static u32 evergreen_dram_bandwidth(struct evergreen_wm_params *wm)
1944 {
1945 /* Calculate DRAM Bandwidth and the part allocated to display. */
1946 fixed20_12 dram_efficiency; /* 0.7 */
1947 fixed20_12 yclk, dram_channels, bandwidth;
1948 fixed20_12 a;
1949
1950 a.full = dfixed_const(1000);
1951 yclk.full = dfixed_const(wm->yclk);
1952 yclk.full = dfixed_div(yclk, a);
1953 dram_channels.full = dfixed_const(wm->dram_channels * 4);
1954 a.full = dfixed_const(10);
1955 dram_efficiency.full = dfixed_const(7);
1956 dram_efficiency.full = dfixed_div(dram_efficiency, a);
1957 bandwidth.full = dfixed_mul(dram_channels, yclk);
1958 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
1959
1960 return dfixed_trunc(bandwidth);
1961 }
1962
1963 static u32 evergreen_dram_bandwidth_for_display(struct evergreen_wm_params *wm)
1964 {
1965 /* Calculate DRAM Bandwidth and the part allocated to display. */
1966 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
1967 fixed20_12 yclk, dram_channels, bandwidth;
1968 fixed20_12 a;
1969
1970 a.full = dfixed_const(1000);
1971 yclk.full = dfixed_const(wm->yclk);
1972 yclk.full = dfixed_div(yclk, a);
1973 dram_channels.full = dfixed_const(wm->dram_channels * 4);
1974 a.full = dfixed_const(10);
1975 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
1976 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
1977 bandwidth.full = dfixed_mul(dram_channels, yclk);
1978 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
1979
1980 return dfixed_trunc(bandwidth);
1981 }
1982
1983 static u32 evergreen_data_return_bandwidth(struct evergreen_wm_params *wm)
1984 {
1985 /* Calculate the display Data return Bandwidth */
1986 fixed20_12 return_efficiency; /* 0.8 */
1987 fixed20_12 sclk, bandwidth;
1988 fixed20_12 a;
1989
1990 a.full = dfixed_const(1000);
1991 sclk.full = dfixed_const(wm->sclk);
1992 sclk.full = dfixed_div(sclk, a);
1993 a.full = dfixed_const(10);
1994 return_efficiency.full = dfixed_const(8);
1995 return_efficiency.full = dfixed_div(return_efficiency, a);
1996 a.full = dfixed_const(32);
1997 bandwidth.full = dfixed_mul(a, sclk);
1998 bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
1999
2000 return dfixed_trunc(bandwidth);
2001 }
2002
2003 static u32 evergreen_dmif_request_bandwidth(struct evergreen_wm_params *wm)
2004 {
2005 /* Calculate the DMIF Request Bandwidth */
2006 fixed20_12 disp_clk_request_efficiency; /* 0.8 */
2007 fixed20_12 disp_clk, bandwidth;
2008 fixed20_12 a;
2009
2010 a.full = dfixed_const(1000);
2011 disp_clk.full = dfixed_const(wm->disp_clk);
2012 disp_clk.full = dfixed_div(disp_clk, a);
2013 a.full = dfixed_const(10);
2014 disp_clk_request_efficiency.full = dfixed_const(8);
2015 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
2016 a.full = dfixed_const(32);
2017 bandwidth.full = dfixed_mul(a, disp_clk);
2018 bandwidth.full = dfixed_mul(bandwidth, disp_clk_request_efficiency);
2019
2020 return dfixed_trunc(bandwidth);
2021 }
2022
2023 static u32 evergreen_available_bandwidth(struct evergreen_wm_params *wm)
2024 {
2025 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
2026 u32 dram_bandwidth = evergreen_dram_bandwidth(wm);
2027 u32 data_return_bandwidth = evergreen_data_return_bandwidth(wm);
2028 u32 dmif_req_bandwidth = evergreen_dmif_request_bandwidth(wm);
2029
2030 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
2031 }
2032
2033 static u32 evergreen_average_bandwidth(struct evergreen_wm_params *wm)
2034 {
2035 /* Calculate the display mode Average Bandwidth
2036 * DisplayMode should contain the source and destination dimensions,
2037 * timing, etc.
2038 */
2039 fixed20_12 bpp;
2040 fixed20_12 line_time;
2041 fixed20_12 src_width;
2042 fixed20_12 bandwidth;
2043 fixed20_12 a;
2044
2045 a.full = dfixed_const(1000);
2046 line_time.full = dfixed_const(wm->active_time + wm->blank_time);
2047 line_time.full = dfixed_div(line_time, a);
2048 bpp.full = dfixed_const(wm->bytes_per_pixel);
2049 src_width.full = dfixed_const(wm->src_width);
2050 bandwidth.full = dfixed_mul(src_width, bpp);
2051 bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
2052 bandwidth.full = dfixed_div(bandwidth, line_time);
2053
2054 return dfixed_trunc(bandwidth);
2055 }
2056
2057 static u32 evergreen_latency_watermark(struct evergreen_wm_params *wm)
2058 {
2059 /* First calcualte the latency in ns */
2060 u32 mc_latency = 2000; /* 2000 ns. */
2061 u32 available_bandwidth = evergreen_available_bandwidth(wm);
2062 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
2063 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
2064 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
2065 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
2066 (wm->num_heads * cursor_line_pair_return_time);
2067 u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
2068 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
2069 fixed20_12 a, b, c;
2070
2071 if (wm->num_heads == 0)
2072 return 0;
2073
2074 a.full = dfixed_const(2);
2075 b.full = dfixed_const(1);
2076 if ((wm->vsc.full > a.full) ||
2077 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
2078 (wm->vtaps >= 5) ||
2079 ((wm->vsc.full >= a.full) && wm->interlaced))
2080 max_src_lines_per_dst_line = 4;
2081 else
2082 max_src_lines_per_dst_line = 2;
2083
2084 a.full = dfixed_const(available_bandwidth);
2085 b.full = dfixed_const(wm->num_heads);
2086 a.full = dfixed_div(a, b);
2087
2088 lb_fill_bw = min(dfixed_trunc(a), wm->disp_clk * wm->bytes_per_pixel / 1000);
2089
2090 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
2091 b.full = dfixed_const(1000);
2092 c.full = dfixed_const(lb_fill_bw);
2093 b.full = dfixed_div(c, b);
2094 a.full = dfixed_div(a, b);
2095 line_fill_time = dfixed_trunc(a);
2096
2097 if (line_fill_time < wm->active_time)
2098 return latency;
2099 else
2100 return latency + (line_fill_time - wm->active_time);
2101
2102 }
2103
2104 static bool evergreen_average_bandwidth_vs_dram_bandwidth_for_display(struct evergreen_wm_params *wm)
2105 {
2106 if (evergreen_average_bandwidth(wm) <=
2107 (evergreen_dram_bandwidth_for_display(wm) / wm->num_heads))
2108 return true;
2109 else
2110 return false;
2111 };
2112
2113 static bool evergreen_average_bandwidth_vs_available_bandwidth(struct evergreen_wm_params *wm)
2114 {
2115 if (evergreen_average_bandwidth(wm) <=
2116 (evergreen_available_bandwidth(wm) / wm->num_heads))
2117 return true;
2118 else
2119 return false;
2120 };
2121
2122 static bool evergreen_check_latency_hiding(struct evergreen_wm_params *wm)
2123 {
2124 u32 lb_partitions = wm->lb_size / wm->src_width;
2125 u32 line_time = wm->active_time + wm->blank_time;
2126 u32 latency_tolerant_lines;
2127 u32 latency_hiding;
2128 fixed20_12 a;
2129
2130 a.full = dfixed_const(1);
2131 if (wm->vsc.full > a.full)
2132 latency_tolerant_lines = 1;
2133 else {
2134 if (lb_partitions <= (wm->vtaps + 1))
2135 latency_tolerant_lines = 1;
2136 else
2137 latency_tolerant_lines = 2;
2138 }
2139
2140 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
2141
2142 if (evergreen_latency_watermark(wm) <= latency_hiding)
2143 return true;
2144 else
2145 return false;
2146 }
2147
2148 static void evergreen_program_watermarks(struct radeon_device *rdev,
2149 struct radeon_crtc *radeon_crtc,
2150 u32 lb_size, u32 num_heads)
2151 {
2152 struct drm_display_mode *mode = &radeon_crtc->base.mode;
2153 struct evergreen_wm_params wm_low, wm_high;
2154 u32 dram_channels;
2155 u32 active_time;
2156 u32 line_time = 0;
2157 u32 latency_watermark_a = 0, latency_watermark_b = 0;
2158 u32 priority_a_mark = 0, priority_b_mark = 0;
2159 u32 priority_a_cnt = PRIORITY_OFF;
2160 u32 priority_b_cnt = PRIORITY_OFF;
2161 u32 pipe_offset = radeon_crtc->crtc_id * 16;
2162 u32 tmp, arb_control3;
2163 fixed20_12 a, b, c;
2164
2165 if (radeon_crtc->base.enabled && num_heads && mode) {
2166 active_time = (u32) div_u64((u64)mode->crtc_hdisplay * 1000000,
2167 (u32)mode->clock);
2168 line_time = (u32) div_u64((u64)mode->crtc_htotal * 1000000,
2169 (u32)mode->clock);
2170 line_time = min(line_time, (u32)65535);
2171 priority_a_cnt = 0;
2172 priority_b_cnt = 0;
2173 dram_channels = evergreen_get_number_of_dram_channels(rdev);
2174
2175 /* watermark for high clocks */
2176 if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
2177 wm_high.yclk =
2178 radeon_dpm_get_mclk(rdev, false) * 10;
2179 wm_high.sclk =
2180 radeon_dpm_get_sclk(rdev, false) * 10;
2181 } else {
2182 wm_high.yclk = rdev->pm.current_mclk * 10;
2183 wm_high.sclk = rdev->pm.current_sclk * 10;
2184 }
2185
2186 wm_high.disp_clk = mode->clock;
2187 wm_high.src_width = mode->crtc_hdisplay;
2188 wm_high.active_time = active_time;
2189 wm_high.blank_time = line_time - wm_high.active_time;
2190 wm_high.interlaced = false;
2191 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2192 wm_high.interlaced = true;
2193 wm_high.vsc = radeon_crtc->vsc;
2194 wm_high.vtaps = 1;
2195 if (radeon_crtc->rmx_type != RMX_OFF)
2196 wm_high.vtaps = 2;
2197 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
2198 wm_high.lb_size = lb_size;
2199 wm_high.dram_channels = dram_channels;
2200 wm_high.num_heads = num_heads;
2201
2202 /* watermark for low clocks */
2203 if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
2204 wm_low.yclk =
2205 radeon_dpm_get_mclk(rdev, true) * 10;
2206 wm_low.sclk =
2207 radeon_dpm_get_sclk(rdev, true) * 10;
2208 } else {
2209 wm_low.yclk = rdev->pm.current_mclk * 10;
2210 wm_low.sclk = rdev->pm.current_sclk * 10;
2211 }
2212
2213 wm_low.disp_clk = mode->clock;
2214 wm_low.src_width = mode->crtc_hdisplay;
2215 wm_low.active_time = active_time;
2216 wm_low.blank_time = line_time - wm_low.active_time;
2217 wm_low.interlaced = false;
2218 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2219 wm_low.interlaced = true;
2220 wm_low.vsc = radeon_crtc->vsc;
2221 wm_low.vtaps = 1;
2222 if (radeon_crtc->rmx_type != RMX_OFF)
2223 wm_low.vtaps = 2;
2224 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
2225 wm_low.lb_size = lb_size;
2226 wm_low.dram_channels = dram_channels;
2227 wm_low.num_heads = num_heads;
2228
2229 /* set for high clocks */
2230 latency_watermark_a = min(evergreen_latency_watermark(&wm_high), (u32)65535);
2231 /* set for low clocks */
2232 latency_watermark_b = min(evergreen_latency_watermark(&wm_low), (u32)65535);
2233
2234 /* possibly force display priority to high */
2235 /* should really do this at mode validation time... */
2236 if (!evergreen_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
2237 !evergreen_average_bandwidth_vs_available_bandwidth(&wm_high) ||
2238 !evergreen_check_latency_hiding(&wm_high) ||
2239 (rdev->disp_priority == 2)) {
2240 DRM_DEBUG_KMS("force priority a to high\n");
2241 priority_a_cnt |= PRIORITY_ALWAYS_ON;
2242 }
2243 if (!evergreen_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
2244 !evergreen_average_bandwidth_vs_available_bandwidth(&wm_low) ||
2245 !evergreen_check_latency_hiding(&wm_low) ||
2246 (rdev->disp_priority == 2)) {
2247 DRM_DEBUG_KMS("force priority b to high\n");
2248 priority_b_cnt |= PRIORITY_ALWAYS_ON;
2249 }
2250
2251 a.full = dfixed_const(1000);
2252 b.full = dfixed_const(mode->clock);
2253 b.full = dfixed_div(b, a);
2254 c.full = dfixed_const(latency_watermark_a);
2255 c.full = dfixed_mul(c, b);
2256 c.full = dfixed_mul(c, radeon_crtc->hsc);
2257 c.full = dfixed_div(c, a);
2258 a.full = dfixed_const(16);
2259 c.full = dfixed_div(c, a);
2260 priority_a_mark = dfixed_trunc(c);
2261 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK;
2262
2263 a.full = dfixed_const(1000);
2264 b.full = dfixed_const(mode->clock);
2265 b.full = dfixed_div(b, a);
2266 c.full = dfixed_const(latency_watermark_b);
2267 c.full = dfixed_mul(c, b);
2268 c.full = dfixed_mul(c, radeon_crtc->hsc);
2269 c.full = dfixed_div(c, a);
2270 a.full = dfixed_const(16);
2271 c.full = dfixed_div(c, a);
2272 priority_b_mark = dfixed_trunc(c);
2273 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK;
2274
2275 /* Save number of lines the linebuffer leads before the scanout */
2276 radeon_crtc->lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay);
2277 }
2278
2279 /* select wm A */
2280 arb_control3 = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset);
2281 tmp = arb_control3;
2282 tmp &= ~LATENCY_WATERMARK_MASK(3);
2283 tmp |= LATENCY_WATERMARK_MASK(1);
2284 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp);
2285 WREG32(PIPE0_LATENCY_CONTROL + pipe_offset,
2286 (LATENCY_LOW_WATERMARK(latency_watermark_a) |
2287 LATENCY_HIGH_WATERMARK(line_time)));
2288 /* select wm B */
2289 tmp = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset);
2290 tmp &= ~LATENCY_WATERMARK_MASK(3);
2291 tmp |= LATENCY_WATERMARK_MASK(2);
2292 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp);
2293 WREG32(PIPE0_LATENCY_CONTROL + pipe_offset,
2294 (LATENCY_LOW_WATERMARK(latency_watermark_b) |
2295 LATENCY_HIGH_WATERMARK(line_time)));
2296 /* restore original selection */
2297 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, arb_control3);
2298
2299 /* write the priority marks */
2300 WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt);
2301 WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt);
2302
2303 /* save values for DPM */
2304 radeon_crtc->line_time = line_time;
2305 radeon_crtc->wm_high = latency_watermark_a;
2306 radeon_crtc->wm_low = latency_watermark_b;
2307 }
2308
2309 /**
2310 * evergreen_bandwidth_update - update display watermarks callback.
2311 *
2312 * @rdev: radeon_device pointer
2313 *
2314 * Update the display watermarks based on the requested mode(s)
2315 * (evergreen+).
2316 */
2317 void evergreen_bandwidth_update(struct radeon_device *rdev)
2318 {
2319 struct drm_display_mode *mode0 = NULL;
2320 struct drm_display_mode *mode1 = NULL;
2321 u32 num_heads = 0, lb_size;
2322 int i;
2323
2324 if (!rdev->mode_info.mode_config_initialized)
2325 return;
2326
2327 radeon_update_display_priority(rdev);
2328
2329 for (i = 0; i < rdev->num_crtc; i++) {
2330 if (rdev->mode_info.crtcs[i]->base.enabled)
2331 num_heads++;
2332 }
2333 for (i = 0; i < rdev->num_crtc; i += 2) {
2334 mode0 = &rdev->mode_info.crtcs[i]->base.mode;
2335 mode1 = &rdev->mode_info.crtcs[i+1]->base.mode;
2336 lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1);
2337 evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads);
2338 lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0);
2339 evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads);
2340 }
2341 }
2342
2343 /**
2344 * evergreen_mc_wait_for_idle - wait for MC idle callback.
2345 *
2346 * @rdev: radeon_device pointer
2347 *
2348 * Wait for the MC (memory controller) to be idle.
2349 * (evergreen+).
2350 * Returns 0 if the MC is idle, -1 if not.
2351 */
2352 int evergreen_mc_wait_for_idle(struct radeon_device *rdev)
2353 {
2354 unsigned i;
2355 u32 tmp;
2356
2357 for (i = 0; i < rdev->usec_timeout; i++) {
2358 /* read MC_STATUS */
2359 tmp = RREG32(SRBM_STATUS) & 0x1F00;
2360 if (!tmp)
2361 return 0;
2362 udelay(1);
2363 }
2364 return -1;
2365 }
2366
2367 /*
2368 * GART
2369 */
2370 void evergreen_pcie_gart_tlb_flush(struct radeon_device *rdev)
2371 {
2372 unsigned i;
2373 u32 tmp;
2374
2375 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
2376
2377 WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
2378 for (i = 0; i < rdev->usec_timeout; i++) {
2379 /* read MC_STATUS */
2380 tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
2381 tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
2382 if (tmp == 2) {
2383 pr_warn("[drm] r600 flush TLB failed\n");
2384 return;
2385 }
2386 if (tmp) {
2387 return;
2388 }
2389 udelay(1);
2390 }
2391 }
2392
2393 static int evergreen_pcie_gart_enable(struct radeon_device *rdev)
2394 {
2395 u32 tmp;
2396 int r;
2397
2398 if (rdev->gart.robj == NULL) {
2399 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
2400 return -EINVAL;
2401 }
2402 r = radeon_gart_table_vram_pin(rdev);
2403 if (r)
2404 return r;
2405 /* Setup L2 cache */
2406 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
2407 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
2408 EFFECTIVE_L2_QUEUE_SIZE(7));
2409 WREG32(VM_L2_CNTL2, 0);
2410 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
2411 /* Setup TLB control */
2412 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
2413 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
2414 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
2415 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
2416 if (rdev->flags & RADEON_IS_IGP) {
2417 WREG32(FUS_MC_VM_MD_L1_TLB0_CNTL, tmp);
2418 WREG32(FUS_MC_VM_MD_L1_TLB1_CNTL, tmp);
2419 WREG32(FUS_MC_VM_MD_L1_TLB2_CNTL, tmp);
2420 } else {
2421 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
2422 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
2423 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
2424 if ((rdev->family == CHIP_JUNIPER) ||
2425 (rdev->family == CHIP_CYPRESS) ||
2426 (rdev->family == CHIP_HEMLOCK) ||
2427 (rdev->family == CHIP_BARTS))
2428 WREG32(MC_VM_MD_L1_TLB3_CNTL, tmp);
2429 }
2430 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
2431 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
2432 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
2433 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
2434 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
2435 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
2436 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
2437 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
2438 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
2439 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
2440 (u32)(rdev->dummy_page.addr >> 12));
2441 WREG32(VM_CONTEXT1_CNTL, 0);
2442
2443 evergreen_pcie_gart_tlb_flush(rdev);
2444 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
2445 (unsigned)(rdev->mc.gtt_size >> 20),
2446 (unsigned long long)rdev->gart.table_addr);
2447 rdev->gart.ready = true;
2448 return 0;
2449 }
2450
2451 static void evergreen_pcie_gart_disable(struct radeon_device *rdev)
2452 {
2453 u32 tmp;
2454
2455 /* Disable all tables */
2456 WREG32(VM_CONTEXT0_CNTL, 0);
2457 WREG32(VM_CONTEXT1_CNTL, 0);
2458
2459 /* Setup L2 cache */
2460 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
2461 EFFECTIVE_L2_QUEUE_SIZE(7));
2462 WREG32(VM_L2_CNTL2, 0);
2463 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
2464 /* Setup TLB control */
2465 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
2466 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
2467 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
2468 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
2469 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
2470 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
2471 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
2472 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
2473 radeon_gart_table_vram_unpin(rdev);
2474 }
2475
2476 static void evergreen_pcie_gart_fini(struct radeon_device *rdev)
2477 {
2478 evergreen_pcie_gart_disable(rdev);
2479 radeon_gart_table_vram_free(rdev);
2480 radeon_gart_fini(rdev);
2481 }
2482
2483
2484 static void evergreen_agp_enable(struct radeon_device *rdev)
2485 {
2486 u32 tmp;
2487
2488 /* Setup L2 cache */
2489 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
2490 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
2491 EFFECTIVE_L2_QUEUE_SIZE(7));
2492 WREG32(VM_L2_CNTL2, 0);
2493 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
2494 /* Setup TLB control */
2495 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
2496 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
2497 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
2498 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
2499 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
2500 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
2501 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
2502 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
2503 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
2504 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
2505 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
2506 WREG32(VM_CONTEXT0_CNTL, 0);
2507 WREG32(VM_CONTEXT1_CNTL, 0);
2508 }
2509
2510 static const unsigned ni_dig_offsets[] =
2511 {
2512 NI_DIG0_REGISTER_OFFSET,
2513 NI_DIG1_REGISTER_OFFSET,
2514 NI_DIG2_REGISTER_OFFSET,
2515 NI_DIG3_REGISTER_OFFSET,
2516 NI_DIG4_REGISTER_OFFSET,
2517 NI_DIG5_REGISTER_OFFSET
2518 };
2519
2520 static const unsigned ni_tx_offsets[] =
2521 {
2522 NI_DCIO_UNIPHY0_UNIPHY_TX_CONTROL1,
2523 NI_DCIO_UNIPHY1_UNIPHY_TX_CONTROL1,
2524 NI_DCIO_UNIPHY2_UNIPHY_TX_CONTROL1,
2525 NI_DCIO_UNIPHY3_UNIPHY_TX_CONTROL1,
2526 NI_DCIO_UNIPHY4_UNIPHY_TX_CONTROL1,
2527 NI_DCIO_UNIPHY5_UNIPHY_TX_CONTROL1
2528 };
2529
2530 static const unsigned evergreen_dp_offsets[] =
2531 {
2532 EVERGREEN_DP0_REGISTER_OFFSET,
2533 EVERGREEN_DP1_REGISTER_OFFSET,
2534 EVERGREEN_DP2_REGISTER_OFFSET,
2535 EVERGREEN_DP3_REGISTER_OFFSET,
2536 EVERGREEN_DP4_REGISTER_OFFSET,
2537 EVERGREEN_DP5_REGISTER_OFFSET
2538 };
2539
2540 static const unsigned evergreen_disp_int_status[] =
2541 {
2542 DISP_INTERRUPT_STATUS,
2543 DISP_INTERRUPT_STATUS_CONTINUE,
2544 DISP_INTERRUPT_STATUS_CONTINUE2,
2545 DISP_INTERRUPT_STATUS_CONTINUE3,
2546 DISP_INTERRUPT_STATUS_CONTINUE4,
2547 DISP_INTERRUPT_STATUS_CONTINUE5
2548 };
2549
2550 /*
2551 * Assumption is that EVERGREEN_CRTC_MASTER_EN enable for requested crtc
2552 * We go from crtc to connector and it is not relible since it
2553 * should be an opposite direction .If crtc is enable then
2554 * find the dig_fe which selects this crtc and insure that it enable.
2555 * if such dig_fe is found then find dig_be which selects found dig_be and
2556 * insure that it enable and in DP_SST mode.
2557 * if UNIPHY_PLL_CONTROL1.enable then we should disconnect timing
2558 * from dp symbols clocks .
2559 */
2560 static bool evergreen_is_dp_sst_stream_enabled(struct radeon_device *rdev,
2561 unsigned crtc_id, unsigned *ret_dig_fe)
2562 {
2563 unsigned i;
2564 unsigned dig_fe;
2565 unsigned dig_be;
2566 unsigned dig_en_be;
2567 unsigned uniphy_pll;
2568 unsigned digs_fe_selected;
2569 unsigned dig_be_mode;
2570 unsigned dig_fe_mask;
2571 bool is_enabled = false;
2572 bool found_crtc = false;
2573
2574 /* loop through all running dig_fe to find selected crtc */
2575 for (i = 0; i < ARRAY_SIZE(ni_dig_offsets); i++) {
2576 dig_fe = RREG32(NI_DIG_FE_CNTL + ni_dig_offsets[i]);
2577 if (dig_fe & NI_DIG_FE_CNTL_SYMCLK_FE_ON &&
2578 crtc_id == NI_DIG_FE_CNTL_SOURCE_SELECT(dig_fe)) {
2579 /* found running pipe */
2580 found_crtc = true;
2581 dig_fe_mask = 1 << i;
2582 dig_fe = i;
2583 break;
2584 }
2585 }
2586
2587 if (found_crtc) {
2588 /* loop through all running dig_be to find selected dig_fe */
2589 for (i = 0; i < ARRAY_SIZE(ni_dig_offsets); i++) {
2590 dig_be = RREG32(NI_DIG_BE_CNTL + ni_dig_offsets[i]);
2591 /* if dig_fe_selected by dig_be? */
2592 digs_fe_selected = NI_DIG_BE_CNTL_FE_SOURCE_SELECT(dig_be);
2593 dig_be_mode = NI_DIG_FE_CNTL_MODE(dig_be);
2594 if (dig_fe_mask & digs_fe_selected &&
2595 /* if dig_be in sst mode? */
2596 dig_be_mode == NI_DIG_BE_DPSST) {
2597 dig_en_be = RREG32(NI_DIG_BE_EN_CNTL +
2598 ni_dig_offsets[i]);
2599 uniphy_pll = RREG32(NI_DCIO_UNIPHY0_PLL_CONTROL1 +
2600 ni_tx_offsets[i]);
2601 /* dig_be enable and tx is running */
2602 if (dig_en_be & NI_DIG_BE_EN_CNTL_ENABLE &&
2603 dig_en_be & NI_DIG_BE_EN_CNTL_SYMBCLK_ON &&
2604 uniphy_pll & NI_DCIO_UNIPHY0_PLL_CONTROL1_ENABLE) {
2605 is_enabled = true;
2606 *ret_dig_fe = dig_fe;
2607 break;
2608 }
2609 }
2610 }
2611 }
2612
2613 return is_enabled;
2614 }
2615
2616 /*
2617 * Blank dig when in dp sst mode
2618 * Dig ignores crtc timing
2619 */
2620 static void evergreen_blank_dp_output(struct radeon_device *rdev,
2621 unsigned dig_fe)
2622 {
2623 unsigned stream_ctrl;
2624 unsigned fifo_ctrl;
2625 unsigned counter = 0;
2626
2627 if (dig_fe >= ARRAY_SIZE(evergreen_dp_offsets)) {
2628 DRM_ERROR("invalid dig_fe %d\n", dig_fe);
2629 return;
2630 }
2631
2632 stream_ctrl = RREG32(EVERGREEN_DP_VID_STREAM_CNTL +
2633 evergreen_dp_offsets[dig_fe]);
2634 if (!(stream_ctrl & EVERGREEN_DP_VID_STREAM_CNTL_ENABLE)) {
2635 DRM_ERROR("dig %d , should be enable\n", dig_fe);
2636 return;
2637 }
2638
2639 stream_ctrl &=~EVERGREEN_DP_VID_STREAM_CNTL_ENABLE;
2640 WREG32(EVERGREEN_DP_VID_STREAM_CNTL +
2641 evergreen_dp_offsets[dig_fe], stream_ctrl);
2642
2643 stream_ctrl = RREG32(EVERGREEN_DP_VID_STREAM_CNTL +
2644 evergreen_dp_offsets[dig_fe]);
2645 while (counter < 32 && stream_ctrl & EVERGREEN_DP_VID_STREAM_STATUS) {
2646 msleep(1);
2647 counter++;
2648 stream_ctrl = RREG32(EVERGREEN_DP_VID_STREAM_CNTL +
2649 evergreen_dp_offsets[dig_fe]);
2650 }
2651 if (counter >= 32 )
2652 DRM_ERROR("counter exceeds %d\n", counter);
2653
2654 fifo_ctrl = RREG32(EVERGREEN_DP_STEER_FIFO + evergreen_dp_offsets[dig_fe]);
2655 fifo_ctrl |= EVERGREEN_DP_STEER_FIFO_RESET;
2656 WREG32(EVERGREEN_DP_STEER_FIFO + evergreen_dp_offsets[dig_fe], fifo_ctrl);
2657
2658 }
2659
2660 void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save)
2661 {
2662 u32 crtc_enabled, tmp, frame_count, blackout;
2663 int i, j;
2664 unsigned dig_fe;
2665
2666 if (!ASIC_IS_NODCE(rdev)) {
2667 save->vga_render_control = RREG32(VGA_RENDER_CONTROL);
2668 save->vga_hdp_control = RREG32(VGA_HDP_CONTROL);
2669
2670 /* disable VGA render */
2671 WREG32(VGA_RENDER_CONTROL, 0);
2672 }
2673 /* blank the display controllers */
2674 for (i = 0; i < rdev->num_crtc; i++) {
2675 crtc_enabled = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]) & EVERGREEN_CRTC_MASTER_EN;
2676 if (crtc_enabled) {
2677 save->crtc_enabled[i] = true;
2678 if (ASIC_IS_DCE6(rdev)) {
2679 tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]);
2680 if (!(tmp & EVERGREEN_CRTC_BLANK_DATA_EN)) {
2681 radeon_wait_for_vblank(rdev, i);
2682 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
2683 tmp |= EVERGREEN_CRTC_BLANK_DATA_EN;
2684 WREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
2685 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
2686 }
2687 } else {
2688 tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]);
2689 if (!(tmp & EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE)) {
2690 radeon_wait_for_vblank(rdev, i);
2691 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
2692 tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
2693 WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp);
2694 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
2695 }
2696 }
2697 /* wait for the next frame */
2698 frame_count = radeon_get_vblank_counter(rdev, i);
2699 for (j = 0; j < rdev->usec_timeout; j++) {
2700 if (radeon_get_vblank_counter(rdev, i) != frame_count)
2701 break;
2702 udelay(1);
2703 }
2704 /*we should disable dig if it drives dp sst*/
2705 /*but we are in radeon_device_init and the topology is unknown*/
2706 /*and it is available after radeon_modeset_init*/
2707 /*the following method radeon_atom_encoder_dpms_dig*/
2708 /*does the job if we initialize it properly*/
2709 /*for now we do it this manually*/
2710 /**/
2711 if (ASIC_IS_DCE5(rdev) &&
2712 evergreen_is_dp_sst_stream_enabled(rdev, i ,&dig_fe))
2713 evergreen_blank_dp_output(rdev, dig_fe);
2714 /*we could remove 6 lines below*/
2715 /* XXX this is a hack to avoid strange behavior with EFI on certain systems */
2716 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
2717 tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]);
2718 tmp &= ~EVERGREEN_CRTC_MASTER_EN;
2719 WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp);
2720 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
2721 save->crtc_enabled[i] = false;
2722 /* ***** */
2723 } else {
2724 save->crtc_enabled[i] = false;
2725 }
2726 }
2727
2728 radeon_mc_wait_for_idle(rdev);
2729
2730 blackout = RREG32(MC_SHARED_BLACKOUT_CNTL);
2731 if ((blackout & BLACKOUT_MODE_MASK) != 1) {
2732 /* Block CPU access */
2733 WREG32(BIF_FB_EN, 0);
2734 /* blackout the MC */
2735 blackout &= ~BLACKOUT_MODE_MASK;
2736 WREG32(MC_SHARED_BLACKOUT_CNTL, blackout | 1);
2737 }
2738 /* wait for the MC to settle */
2739 udelay(100);
2740
2741 /* lock double buffered regs */
2742 for (i = 0; i < rdev->num_crtc; i++) {
2743 if (save->crtc_enabled[i]) {
2744 tmp = RREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i]);
2745 if (!(tmp & EVERGREEN_GRPH_UPDATE_LOCK)) {
2746 tmp |= EVERGREEN_GRPH_UPDATE_LOCK;
2747 WREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i], tmp);
2748 }
2749 tmp = RREG32(EVERGREEN_MASTER_UPDATE_LOCK + crtc_offsets[i]);
2750 if (!(tmp & 1)) {
2751 tmp |= 1;
2752 WREG32(EVERGREEN_MASTER_UPDATE_LOCK + crtc_offsets[i], tmp);
2753 }
2754 }
2755 }
2756 }
2757
2758 void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save)
2759 {
2760 u32 tmp, frame_count;
2761 int i, j;
2762
2763 /* update crtc base addresses */
2764 for (i = 0; i < rdev->num_crtc; i++) {
2765 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
2766 upper_32_bits(rdev->mc.vram_start));
2767 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
2768 upper_32_bits(rdev->mc.vram_start));
2769 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i],
2770 (u32)rdev->mc.vram_start);
2771 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + crtc_offsets[i],
2772 (u32)rdev->mc.vram_start);
2773 }
2774
2775 if (!ASIC_IS_NODCE(rdev)) {
2776 WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(rdev->mc.vram_start));
2777 WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS, (u32)rdev->mc.vram_start);
2778 }
2779
2780 /* unlock regs and wait for update */
2781 for (i = 0; i < rdev->num_crtc; i++) {
2782 if (save->crtc_enabled[i]) {
2783 tmp = RREG32(EVERGREEN_MASTER_UPDATE_MODE + crtc_offsets[i]);
2784 if ((tmp & 0x7) != 0) {
2785 tmp &= ~0x7;
2786 WREG32(EVERGREEN_MASTER_UPDATE_MODE + crtc_offsets[i], tmp);
2787 }
2788 tmp = RREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i]);
2789 if (tmp & EVERGREEN_GRPH_UPDATE_LOCK) {
2790 tmp &= ~EVERGREEN_GRPH_UPDATE_LOCK;
2791 WREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i], tmp);
2792 }
2793 tmp = RREG32(EVERGREEN_MASTER_UPDATE_LOCK + crtc_offsets[i]);
2794 if (tmp & 1) {
2795 tmp &= ~1;
2796 WREG32(EVERGREEN_MASTER_UPDATE_LOCK + crtc_offsets[i], tmp);
2797 }
2798 for (j = 0; j < rdev->usec_timeout; j++) {
2799 tmp = RREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i]);
2800 if ((tmp & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING) == 0)
2801 break;
2802 udelay(1);
2803 }
2804 }
2805 }
2806
2807 /* unblackout the MC */
2808 tmp = RREG32(MC_SHARED_BLACKOUT_CNTL);
2809 tmp &= ~BLACKOUT_MODE_MASK;
2810 WREG32(MC_SHARED_BLACKOUT_CNTL, tmp);
2811 /* allow CPU access */
2812 WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN);
2813
2814 for (i = 0; i < rdev->num_crtc; i++) {
2815 if (save->crtc_enabled[i]) {
2816 if (ASIC_IS_DCE6(rdev)) {
2817 tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]);
2818 tmp &= ~EVERGREEN_CRTC_BLANK_DATA_EN;
2819 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
2820 WREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
2821 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
2822 } else {
2823 tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]);
2824 tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
2825 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
2826 WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp);
2827 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
2828 }
2829 /* wait for the next frame */
2830 frame_count = radeon_get_vblank_counter(rdev, i);
2831 for (j = 0; j < rdev->usec_timeout; j++) {
2832 if (radeon_get_vblank_counter(rdev, i) != frame_count)
2833 break;
2834 udelay(1);
2835 }
2836 }
2837 }
2838 if (!ASIC_IS_NODCE(rdev)) {
2839 /* Unlock vga access */
2840 WREG32(VGA_HDP_CONTROL, save->vga_hdp_control);
2841 mdelay(1);
2842 WREG32(VGA_RENDER_CONTROL, save->vga_render_control);
2843 }
2844 }
2845
2846 void evergreen_mc_program(struct radeon_device *rdev)
2847 {
2848 struct evergreen_mc_save save;
2849 u32 tmp;
2850 int i, j;
2851
2852 /* Initialize HDP */
2853 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
2854 WREG32((0x2c14 + j), 0x00000000);
2855 WREG32((0x2c18 + j), 0x00000000);
2856 WREG32((0x2c1c + j), 0x00000000);
2857 WREG32((0x2c20 + j), 0x00000000);
2858 WREG32((0x2c24 + j), 0x00000000);
2859 }
2860 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
2861
2862 evergreen_mc_stop(rdev, &save);
2863 if (evergreen_mc_wait_for_idle(rdev)) {
2864 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
2865 }
2866 /* Lockout access through VGA aperture*/
2867 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
2868 /* Update configuration */
2869 if (rdev->flags & RADEON_IS_AGP) {
2870 if (rdev->mc.vram_start < rdev->mc.gtt_start) {
2871 /* VRAM before AGP */
2872 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
2873 rdev->mc.vram_start >> 12);
2874 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
2875 rdev->mc.gtt_end >> 12);
2876 } else {
2877 /* VRAM after AGP */
2878 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
2879 rdev->mc.gtt_start >> 12);
2880 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
2881 rdev->mc.vram_end >> 12);
2882 }
2883 } else {
2884 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
2885 rdev->mc.vram_start >> 12);
2886 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
2887 rdev->mc.vram_end >> 12);
2888 }
2889 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12);
2890 /* llano/ontario only */
2891 if ((rdev->family == CHIP_PALM) ||
2892 (rdev->family == CHIP_SUMO) ||
2893 (rdev->family == CHIP_SUMO2)) {
2894 tmp = RREG32(MC_FUS_VM_FB_OFFSET) & 0x000FFFFF;
2895 tmp |= ((rdev->mc.vram_end >> 20) & 0xF) << 24;
2896 tmp |= ((rdev->mc.vram_start >> 20) & 0xF) << 20;
2897 WREG32(MC_FUS_VM_FB_OFFSET, tmp);
2898 }
2899 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
2900 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
2901 WREG32(MC_VM_FB_LOCATION, tmp);
2902 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
2903 WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30));
2904 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
2905 if (rdev->flags & RADEON_IS_AGP) {
2906 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16);
2907 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16);
2908 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
2909 } else {
2910 WREG32(MC_VM_AGP_BASE, 0);
2911 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
2912 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
2913 }
2914 if (evergreen_mc_wait_for_idle(rdev)) {
2915 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
2916 }
2917 evergreen_mc_resume(rdev, &save);
2918 /* we need to own VRAM, so turn off the VGA renderer here
2919 * to stop it overwriting our objects */
2920 rv515_vga_render_disable(rdev);
2921 }
2922
2923 /*
2924 * CP.
2925 */
2926 void evergreen_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
2927 {
2928 struct radeon_ring *ring = &rdev->ring[ib->ring];
2929 u32 next_rptr;
2930
2931 /* set to DX10/11 mode */
2932 radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0));
2933 radeon_ring_write(ring, 1);
2934
2935 if (ring->rptr_save_reg) {
2936 next_rptr = ring->wptr + 3 + 4;
2937 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2938 radeon_ring_write(ring, ((ring->rptr_save_reg -
2939 PACKET3_SET_CONFIG_REG_START) >> 2));
2940 radeon_ring_write(ring, next_rptr);
2941 } else if (rdev->wb.enabled) {
2942 next_rptr = ring->wptr + 5 + 4;
2943 radeon_ring_write(ring, PACKET3(PACKET3_MEM_WRITE, 3));
2944 radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
2945 radeon_ring_write(ring, (upper_32_bits(ring->next_rptr_gpu_addr) & 0xff) | (1 << 18));
2946 radeon_ring_write(ring, next_rptr);
2947 radeon_ring_write(ring, 0);
2948 }
2949
2950 radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
2951 radeon_ring_write(ring,
2952 #ifdef __BIG_ENDIAN
2953 (2 << 0) |
2954 #endif
2955 (ib->gpu_addr & 0xFFFFFFFC));
2956 radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
2957 radeon_ring_write(ring, ib->length_dw);
2958 }
2959
2960
2961 static int evergreen_cp_load_microcode(struct radeon_device *rdev)
2962 {
2963 const __be32 *fw_data;
2964 int i;
2965
2966 if (!rdev->me_fw || !rdev->pfp_fw)
2967 return -EINVAL;
2968
2969 r700_cp_stop(rdev);
2970 WREG32(CP_RB_CNTL,
2971 #ifdef __BIG_ENDIAN
2972 BUF_SWAP_32BIT |
2973 #endif
2974 RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
2975
2976 fw_data = (const __be32 *)rdev->pfp_fw->data;
2977 WREG32(CP_PFP_UCODE_ADDR, 0);
2978 for (i = 0; i < EVERGREEN_PFP_UCODE_SIZE; i++)
2979 WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
2980 WREG32(CP_PFP_UCODE_ADDR, 0);
2981
2982 fw_data = (const __be32 *)rdev->me_fw->data;
2983 WREG32(CP_ME_RAM_WADDR, 0);
2984 for (i = 0; i < EVERGREEN_PM4_UCODE_SIZE; i++)
2985 WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
2986
2987 WREG32(CP_PFP_UCODE_ADDR, 0);
2988 WREG32(CP_ME_RAM_WADDR, 0);
2989 WREG32(CP_ME_RAM_RADDR, 0);
2990 return 0;
2991 }
2992
2993 static int evergreen_cp_start(struct radeon_device *rdev)
2994 {
2995 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2996 int r, i;
2997 uint32_t cp_me;
2998
2999 r = radeon_ring_lock(rdev, ring, 7);
3000 if (r) {
3001 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
3002 return r;
3003 }
3004 radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
3005 radeon_ring_write(ring, 0x1);
3006 radeon_ring_write(ring, 0x0);
3007 radeon_ring_write(ring, rdev->config.evergreen.max_hw_contexts - 1);
3008 radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
3009 radeon_ring_write(ring, 0);
3010 radeon_ring_write(ring, 0);
3011 radeon_ring_unlock_commit(rdev, ring, false);
3012
3013 cp_me = 0xff;
3014 WREG32(CP_ME_CNTL, cp_me);
3015
3016 r = radeon_ring_lock(rdev, ring, evergreen_default_size + 19);
3017 if (r) {
3018 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
3019 return r;
3020 }
3021
3022 /* setup clear context state */
3023 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
3024 radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
3025
3026 for (i = 0; i < evergreen_default_size; i++)
3027 radeon_ring_write(ring, evergreen_default_state[i]);
3028
3029 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
3030 radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
3031
3032 /* set clear context state */
3033 radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
3034 radeon_ring_write(ring, 0);
3035
3036 /* SQ_VTX_BASE_VTX_LOC */
3037 radeon_ring_write(ring, 0xc0026f00);
3038 radeon_ring_write(ring, 0x00000000);
3039 radeon_ring_write(ring, 0x00000000);
3040 radeon_ring_write(ring, 0x00000000);
3041
3042 /* Clear consts */
3043 radeon_ring_write(ring, 0xc0036f00);
3044 radeon_ring_write(ring, 0x00000bc4);
3045 radeon_ring_write(ring, 0xffffffff);
3046 radeon_ring_write(ring, 0xffffffff);
3047 radeon_ring_write(ring, 0xffffffff);
3048
3049 radeon_ring_write(ring, 0xc0026900);
3050 radeon_ring_write(ring, 0x00000316);
3051 radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
3052 radeon_ring_write(ring, 0x00000010); /* */
3053
3054 radeon_ring_unlock_commit(rdev, ring, false);
3055
3056 return 0;
3057 }
3058
3059 static int evergreen_cp_resume(struct radeon_device *rdev)
3060 {
3061 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3062 u32 tmp;
3063 u32 rb_bufsz;
3064 int r;
3065
3066 /* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
3067 WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
3068 SOFT_RESET_PA |
3069 SOFT_RESET_SH |
3070 SOFT_RESET_VGT |
3071 SOFT_RESET_SPI |
3072 SOFT_RESET_SX));
3073 RREG32(GRBM_SOFT_RESET);
3074 mdelay(15);
3075 WREG32(GRBM_SOFT_RESET, 0);
3076 RREG32(GRBM_SOFT_RESET);
3077
3078 /* Set ring buffer size */
3079 rb_bufsz = order_base_2(ring->ring_size / 8);
3080 tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3081 #ifdef __BIG_ENDIAN
3082 tmp |= BUF_SWAP_32BIT;
3083 #endif
3084 WREG32(CP_RB_CNTL, tmp);
3085 WREG32(CP_SEM_WAIT_TIMER, 0x0);
3086 WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
3087
3088 /* Set the write pointer delay */
3089 WREG32(CP_RB_WPTR_DELAY, 0);
3090
3091 /* Initialize the ring buffer's read and write pointers */
3092 WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
3093 WREG32(CP_RB_RPTR_WR, 0);
3094 ring->wptr = 0;
3095 WREG32(CP_RB_WPTR, ring->wptr);
3096
3097 /* set the wb address whether it's enabled or not */
3098 WREG32(CP_RB_RPTR_ADDR,
3099 ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC));
3100 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
3101 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
3102
3103 if (rdev->wb.enabled)
3104 WREG32(SCRATCH_UMSK, 0xff);
3105 else {
3106 tmp |= RB_NO_UPDATE;
3107 WREG32(SCRATCH_UMSK, 0);
3108 }
3109
3110 mdelay(1);
3111 WREG32(CP_RB_CNTL, tmp);
3112
3113 WREG32(CP_RB_BASE, ring->gpu_addr >> 8);
3114 WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
3115
3116 evergreen_cp_start(rdev);
3117 ring->ready = true;
3118 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring);
3119 if (r) {
3120 ring->ready = false;
3121 return r;
3122 }
3123 return 0;
3124 }
3125
3126 /*
3127 * Core functions
3128 */
3129 static void evergreen_gpu_init(struct radeon_device *rdev)
3130 {
3131 u32 gb_addr_config;
3132 u32 mc_shared_chmap, mc_arb_ramcfg;
3133 u32 sx_debug_1;
3134 u32 smx_dc_ctl0;
3135 u32 sq_config;
3136 u32 sq_lds_resource_mgmt;
3137 u32 sq_gpr_resource_mgmt_1;
3138 u32 sq_gpr_resource_mgmt_2;
3139 u32 sq_gpr_resource_mgmt_3;
3140 u32 sq_thread_resource_mgmt;
3141 u32 sq_thread_resource_mgmt_2;
3142 u32 sq_stack_resource_mgmt_1;
3143 u32 sq_stack_resource_mgmt_2;
3144 u32 sq_stack_resource_mgmt_3;
3145 u32 vgt_cache_invalidation;
3146 u32 hdp_host_path_cntl, tmp;
3147 u32 disabled_rb_mask;
3148 int i, j, ps_thread_count;
3149
3150 switch (rdev->family) {
3151 case CHIP_CYPRESS:
3152 case CHIP_HEMLOCK:
3153 rdev->config.evergreen.num_ses = 2;
3154 rdev->config.evergreen.max_pipes = 4;
3155 rdev->config.evergreen.max_tile_pipes = 8;
3156 rdev->config.evergreen.max_simds = 10;
3157 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
3158 rdev->config.evergreen.max_gprs = 256;
3159 rdev->config.evergreen.max_threads = 248;
3160 rdev->config.evergreen.max_gs_threads = 32;
3161 rdev->config.evergreen.max_stack_entries = 512;
3162 rdev->config.evergreen.sx_num_of_sets = 4;
3163 rdev->config.evergreen.sx_max_export_size = 256;
3164 rdev->config.evergreen.sx_max_export_pos_size = 64;
3165 rdev->config.evergreen.sx_max_export_smx_size = 192;
3166 rdev->config.evergreen.max_hw_contexts = 8;
3167 rdev->config.evergreen.sq_num_cf_insts = 2;
3168
3169 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
3170 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3171 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3172 gb_addr_config = CYPRESS_GB_ADDR_CONFIG_GOLDEN;
3173 break;
3174 case CHIP_JUNIPER:
3175 rdev->config.evergreen.num_ses = 1;
3176 rdev->config.evergreen.max_pipes = 4;
3177 rdev->config.evergreen.max_tile_pipes = 4;
3178 rdev->config.evergreen.max_simds = 10;
3179 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
3180 rdev->config.evergreen.max_gprs = 256;
3181 rdev->config.evergreen.max_threads = 248;
3182 rdev->config.evergreen.max_gs_threads = 32;
3183 rdev->config.evergreen.max_stack_entries = 512;
3184 rdev->config.evergreen.sx_num_of_sets = 4;
3185 rdev->config.evergreen.sx_max_export_size = 256;
3186 rdev->config.evergreen.sx_max_export_pos_size = 64;
3187 rdev->config.evergreen.sx_max_export_smx_size = 192;
3188 rdev->config.evergreen.max_hw_contexts = 8;
3189 rdev->config.evergreen.sq_num_cf_insts = 2;
3190
3191 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
3192 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3193 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3194 gb_addr_config = JUNIPER_GB_ADDR_CONFIG_GOLDEN;
3195 break;
3196 case CHIP_REDWOOD:
3197 rdev->config.evergreen.num_ses = 1;
3198 rdev->config.evergreen.max_pipes = 4;
3199 rdev->config.evergreen.max_tile_pipes = 4;
3200 rdev->config.evergreen.max_simds = 5;
3201 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
3202 rdev->config.evergreen.max_gprs = 256;
3203 rdev->config.evergreen.max_threads = 248;
3204 rdev->config.evergreen.max_gs_threads = 32;
3205 rdev->config.evergreen.max_stack_entries = 256;
3206 rdev->config.evergreen.sx_num_of_sets = 4;
3207 rdev->config.evergreen.sx_max_export_size = 256;
3208 rdev->config.evergreen.sx_max_export_pos_size = 64;
3209 rdev->config.evergreen.sx_max_export_smx_size = 192;
3210 rdev->config.evergreen.max_hw_contexts = 8;
3211 rdev->config.evergreen.sq_num_cf_insts = 2;
3212
3213 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
3214 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3215 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3216 gb_addr_config = REDWOOD_GB_ADDR_CONFIG_GOLDEN;
3217 break;
3218 case CHIP_CEDAR:
3219 default:
3220 rdev->config.evergreen.num_ses = 1;
3221 rdev->config.evergreen.max_pipes = 2;
3222 rdev->config.evergreen.max_tile_pipes = 2;
3223 rdev->config.evergreen.max_simds = 2;
3224 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
3225 rdev->config.evergreen.max_gprs = 256;
3226 rdev->config.evergreen.max_threads = 192;
3227 rdev->config.evergreen.max_gs_threads = 16;
3228 rdev->config.evergreen.max_stack_entries = 256;
3229 rdev->config.evergreen.sx_num_of_sets = 4;
3230 rdev->config.evergreen.sx_max_export_size = 128;
3231 rdev->config.evergreen.sx_max_export_pos_size = 32;
3232 rdev->config.evergreen.sx_max_export_smx_size = 96;
3233 rdev->config.evergreen.max_hw_contexts = 4;
3234 rdev->config.evergreen.sq_num_cf_insts = 1;
3235
3236 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
3237 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3238 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3239 gb_addr_config = CEDAR_GB_ADDR_CONFIG_GOLDEN;
3240 break;
3241 case CHIP_PALM:
3242 rdev->config.evergreen.num_ses = 1;
3243 rdev->config.evergreen.max_pipes = 2;
3244 rdev->config.evergreen.max_tile_pipes = 2;
3245 rdev->config.evergreen.max_simds = 2;
3246 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
3247 rdev->config.evergreen.max_gprs = 256;
3248 rdev->config.evergreen.max_threads = 192;
3249 rdev->config.evergreen.max_gs_threads = 16;
3250 rdev->config.evergreen.max_stack_entries = 256;
3251 rdev->config.evergreen.sx_num_of_sets = 4;
3252 rdev->config.evergreen.sx_max_export_size = 128;
3253 rdev->config.evergreen.sx_max_export_pos_size = 32;
3254 rdev->config.evergreen.sx_max_export_smx_size = 96;
3255 rdev->config.evergreen.max_hw_contexts = 4;
3256 rdev->config.evergreen.sq_num_cf_insts = 1;
3257
3258 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
3259 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3260 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3261 gb_addr_config = CEDAR_GB_ADDR_CONFIG_GOLDEN;
3262 break;
3263 case CHIP_SUMO:
3264 rdev->config.evergreen.num_ses = 1;
3265 rdev->config.evergreen.max_pipes = 4;
3266 rdev->config.evergreen.max_tile_pipes = 4;
3267 if (rdev->pdev->device == 0x9648)
3268 rdev->config.evergreen.max_simds = 3;
3269 else if ((rdev->pdev->device == 0x9647) ||
3270 (rdev->pdev->device == 0x964a))
3271 rdev->config.evergreen.max_simds = 4;
3272 else
3273 rdev->config.evergreen.max_simds = 5;
3274 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
3275 rdev->config.evergreen.max_gprs = 256;
3276 rdev->config.evergreen.max_threads = 248;
3277 rdev->config.evergreen.max_gs_threads = 32;
3278 rdev->config.evergreen.max_stack_entries = 256;
3279 rdev->config.evergreen.sx_num_of_sets = 4;
3280 rdev->config.evergreen.sx_max_export_size = 256;
3281 rdev->config.evergreen.sx_max_export_pos_size = 64;
3282 rdev->config.evergreen.sx_max_export_smx_size = 192;
3283 rdev->config.evergreen.max_hw_contexts = 8;
3284 rdev->config.evergreen.sq_num_cf_insts = 2;
3285
3286 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
3287 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3288 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3289 gb_addr_config = SUMO_GB_ADDR_CONFIG_GOLDEN;
3290 break;
3291 case CHIP_SUMO2:
3292 rdev->config.evergreen.num_ses = 1;
3293 rdev->config.evergreen.max_pipes = 4;
3294 rdev->config.evergreen.max_tile_pipes = 4;
3295 rdev->config.evergreen.max_simds = 2;
3296 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
3297 rdev->config.evergreen.max_gprs = 256;
3298 rdev->config.evergreen.max_threads = 248;
3299 rdev->config.evergreen.max_gs_threads = 32;
3300 rdev->config.evergreen.max_stack_entries = 512;
3301 rdev->config.evergreen.sx_num_of_sets = 4;
3302 rdev->config.evergreen.sx_max_export_size = 256;
3303 rdev->config.evergreen.sx_max_export_pos_size = 64;
3304 rdev->config.evergreen.sx_max_export_smx_size = 192;
3305 rdev->config.evergreen.max_hw_contexts = 4;
3306 rdev->config.evergreen.sq_num_cf_insts = 2;
3307
3308 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
3309 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3310 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3311 gb_addr_config = SUMO2_GB_ADDR_CONFIG_GOLDEN;
3312 break;
3313 case CHIP_BARTS:
3314 rdev->config.evergreen.num_ses = 2;
3315 rdev->config.evergreen.max_pipes = 4;
3316 rdev->config.evergreen.max_tile_pipes = 8;
3317 rdev->config.evergreen.max_simds = 7;
3318 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
3319 rdev->config.evergreen.max_gprs = 256;
3320 rdev->config.evergreen.max_threads = 248;
3321 rdev->config.evergreen.max_gs_threads = 32;
3322 rdev->config.evergreen.max_stack_entries = 512;
3323 rdev->config.evergreen.sx_num_of_sets = 4;
3324 rdev->config.evergreen.sx_max_export_size = 256;
3325 rdev->config.evergreen.sx_max_export_pos_size = 64;
3326 rdev->config.evergreen.sx_max_export_smx_size = 192;
3327 rdev->config.evergreen.max_hw_contexts = 8;
3328 rdev->config.evergreen.sq_num_cf_insts = 2;
3329
3330 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
3331 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3332 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3333 gb_addr_config = BARTS_GB_ADDR_CONFIG_GOLDEN;
3334 break;
3335 case CHIP_TURKS:
3336 rdev->config.evergreen.num_ses = 1;
3337 rdev->config.evergreen.max_pipes = 4;
3338 rdev->config.evergreen.max_tile_pipes = 4;
3339 rdev->config.evergreen.max_simds = 6;
3340 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
3341 rdev->config.evergreen.max_gprs = 256;
3342 rdev->config.evergreen.max_threads = 248;
3343 rdev->config.evergreen.max_gs_threads = 32;
3344 rdev->config.evergreen.max_stack_entries = 256;
3345 rdev->config.evergreen.sx_num_of_sets = 4;
3346 rdev->config.evergreen.sx_max_export_size = 256;
3347 rdev->config.evergreen.sx_max_export_pos_size = 64;
3348 rdev->config.evergreen.sx_max_export_smx_size = 192;
3349 rdev->config.evergreen.max_hw_contexts = 8;
3350 rdev->config.evergreen.sq_num_cf_insts = 2;
3351
3352 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
3353 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3354 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3355 gb_addr_config = TURKS_GB_ADDR_CONFIG_GOLDEN;
3356 break;
3357 case CHIP_CAICOS:
3358 rdev->config.evergreen.num_ses = 1;
3359 rdev->config.evergreen.max_pipes = 2;
3360 rdev->config.evergreen.max_tile_pipes = 2;
3361 rdev->config.evergreen.max_simds = 2;
3362 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
3363 rdev->config.evergreen.max_gprs = 256;
3364 rdev->config.evergreen.max_threads = 192;
3365 rdev->config.evergreen.max_gs_threads = 16;
3366 rdev->config.evergreen.max_stack_entries = 256;
3367 rdev->config.evergreen.sx_num_of_sets = 4;
3368 rdev->config.evergreen.sx_max_export_size = 128;
3369 rdev->config.evergreen.sx_max_export_pos_size = 32;
3370 rdev->config.evergreen.sx_max_export_smx_size = 96;
3371 rdev->config.evergreen.max_hw_contexts = 4;
3372 rdev->config.evergreen.sq_num_cf_insts = 1;
3373
3374 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
3375 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3376 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3377 gb_addr_config = CAICOS_GB_ADDR_CONFIG_GOLDEN;
3378 break;
3379 }
3380
3381 /* Initialize HDP */
3382 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
3383 WREG32((0x2c14 + j), 0x00000000);
3384 WREG32((0x2c18 + j), 0x00000000);
3385 WREG32((0x2c1c + j), 0x00000000);
3386 WREG32((0x2c20 + j), 0x00000000);
3387 WREG32((0x2c24 + j), 0x00000000);
3388 }
3389
3390 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
3391 WREG32(SRBM_INT_CNTL, 0x1);
3392 WREG32(SRBM_INT_ACK, 0x1);
3393
3394 evergreen_fix_pci_max_read_req_size(rdev);
3395
3396 mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
3397 if ((rdev->family == CHIP_PALM) ||
3398 (rdev->family == CHIP_SUMO) ||
3399 (rdev->family == CHIP_SUMO2))
3400 mc_arb_ramcfg = RREG32(FUS_MC_ARB_RAMCFG);
3401 else
3402 mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
3403
3404 /* setup tiling info dword. gb_addr_config is not adequate since it does
3405 * not have bank info, so create a custom tiling dword.
3406 * bits 3:0 num_pipes
3407 * bits 7:4 num_banks
3408 * bits 11:8 group_size
3409 * bits 15:12 row_size
3410 */
3411 rdev->config.evergreen.tile_config = 0;
3412 switch (rdev->config.evergreen.max_tile_pipes) {
3413 case 1:
3414 default:
3415 rdev->config.evergreen.tile_config |= (0 << 0);
3416 break;
3417 case 2:
3418 rdev->config.evergreen.tile_config |= (1 << 0);
3419 break;
3420 case 4:
3421 rdev->config.evergreen.tile_config |= (2 << 0);
3422 break;
3423 case 8:
3424 rdev->config.evergreen.tile_config |= (3 << 0);
3425 break;
3426 }
3427 /* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */
3428 if (rdev->flags & RADEON_IS_IGP)
3429 rdev->config.evergreen.tile_config |= 1 << 4;
3430 else {
3431 switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
3432 case 0: /* four banks */
3433 rdev->config.evergreen.tile_config |= 0 << 4;
3434 break;
3435 case 1: /* eight banks */
3436 rdev->config.evergreen.tile_config |= 1 << 4;
3437 break;
3438 case 2: /* sixteen banks */
3439 default:
3440 rdev->config.evergreen.tile_config |= 2 << 4;
3441 break;
3442 }
3443 }
3444 rdev->config.evergreen.tile_config |= 0 << 8;
3445 rdev->config.evergreen.tile_config |=
3446 ((gb_addr_config & 0x30000000) >> 28) << 12;
3447
3448 if ((rdev->family >= CHIP_CEDAR) && (rdev->family <= CHIP_HEMLOCK)) {
3449 u32 efuse_straps_4;
3450 u32 efuse_straps_3;
3451
3452 efuse_straps_4 = RREG32_RCU(0x204);
3453 efuse_straps_3 = RREG32_RCU(0x203);
3454 tmp = (((efuse_straps_4 & 0xf) << 4) |
3455 ((efuse_straps_3 & 0xf0000000) >> 28));
3456 } else {
3457 tmp = 0;
3458 for (i = (rdev->config.evergreen.num_ses - 1); i >= 0; i--) {
3459 u32 rb_disable_bitmap;
3460
3461 WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
3462 WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
3463 rb_disable_bitmap = (RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000) >> 16;
3464 tmp <<= 4;
3465 tmp |= rb_disable_bitmap;
3466 }
3467 }
3468 /* enabled rb are just the one not disabled :) */
3469 disabled_rb_mask = tmp;
3470 tmp = 0;
3471 for (i = 0; i < rdev->config.evergreen.max_backends; i++)
3472 tmp |= (1 << i);
3473 /* if all the backends are disabled, fix it up here */
3474 if ((disabled_rb_mask & tmp) == tmp) {
3475 for (i = 0; i < rdev->config.evergreen.max_backends; i++)
3476 disabled_rb_mask &= ~(1 << i);
3477 }
3478
3479 for (i = 0; i < rdev->config.evergreen.num_ses; i++) {
3480 u32 simd_disable_bitmap;
3481
3482 WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
3483 WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
3484 simd_disable_bitmap = (RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffff0000) >> 16;
3485 simd_disable_bitmap |= 0xffffffff << rdev->config.evergreen.max_simds;
3486 tmp <<= 16;
3487 tmp |= simd_disable_bitmap;
3488 }
3489 rdev->config.evergreen.active_simds = hweight32(~tmp);
3490
3491 WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
3492 WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
3493
3494 WREG32(GB_ADDR_CONFIG, gb_addr_config);
3495 WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
3496 WREG32(HDP_ADDR_CONFIG, gb_addr_config);
3497 WREG32(DMA_TILING_CONFIG, gb_addr_config);
3498 WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config);
3499 WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);
3500 WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);
3501
3502 if ((rdev->config.evergreen.max_backends == 1) &&
3503 (rdev->flags & RADEON_IS_IGP)) {
3504 if ((disabled_rb_mask & 3) == 1) {
3505 /* RB0 disabled, RB1 enabled */
3506 tmp = 0x11111111;
3507 } else {
3508 /* RB1 disabled, RB0 enabled */
3509 tmp = 0x00000000;
3510 }
3511 } else {
3512 tmp = gb_addr_config & NUM_PIPES_MASK;
3513 tmp = r6xx_remap_render_backend(rdev, tmp, rdev->config.evergreen.max_backends,
3514 EVERGREEN_MAX_BACKENDS, disabled_rb_mask);
3515 }
3516 WREG32(GB_BACKEND_MAP, tmp);
3517
3518 WREG32(CGTS_SYS_TCC_DISABLE, 0);
3519 WREG32(CGTS_TCC_DISABLE, 0);
3520 WREG32(CGTS_USER_SYS_TCC_DISABLE, 0);
3521 WREG32(CGTS_USER_TCC_DISABLE, 0);
3522
3523 /* set HW defaults for 3D engine */
3524 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
3525 ROQ_IB2_START(0x2b)));
3526
3527 WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30));
3528
3529 WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO |
3530 SYNC_GRADIENT |
3531 SYNC_WALKER |
3532 SYNC_ALIGNER));
3533
3534 sx_debug_1 = RREG32(SX_DEBUG_1);
3535 sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
3536 WREG32(SX_DEBUG_1, sx_debug_1);
3537
3538
3539 smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
3540 smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
3541 smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets);
3542 WREG32(SMX_DC_CTL0, smx_dc_ctl0);
3543
3544 if (rdev->family <= CHIP_SUMO2)
3545 WREG32(SMX_SAR_CTL0, 0x00010000);
3546
3547 WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) |
3548 POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) |
3549 SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1)));
3550
3551 WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.evergreen.sc_prim_fifo_size) |
3552 SC_HIZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_hiz_tile_fifo_size) |
3553 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_earlyz_tile_fifo_size)));
3554
3555 WREG32(VGT_NUM_INSTANCES, 1);
3556 WREG32(SPI_CONFIG_CNTL, 0);
3557 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
3558 WREG32(CP_PERFMON_CNTL, 0);
3559
3560 WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.evergreen.sq_num_cf_insts) |
3561 FETCH_FIFO_HIWATER(0x4) |
3562 DONE_FIFO_HIWATER(0xe0) |
3563 ALU_UPDATE_FIFO_HIWATER(0x8)));
3564
3565 sq_config = RREG32(SQ_CONFIG);
3566 sq_config &= ~(PS_PRIO(3) |
3567 VS_PRIO(3) |
3568 GS_PRIO(3) |
3569 ES_PRIO(3));
3570 sq_config |= (VC_ENABLE |
3571 EXPORT_SRC_C |
3572 PS_PRIO(0) |
3573 VS_PRIO(1) |
3574 GS_PRIO(2) |
3575 ES_PRIO(3));
3576
3577 switch (rdev->family) {
3578 case CHIP_CEDAR:
3579 case CHIP_PALM:
3580 case CHIP_SUMO:
3581 case CHIP_SUMO2:
3582 case CHIP_CAICOS:
3583 /* no vertex cache */
3584 sq_config &= ~VC_ENABLE;
3585 break;
3586 default:
3587 break;
3588 }
3589
3590 sq_lds_resource_mgmt = RREG32(SQ_LDS_RESOURCE_MGMT);
3591
3592 sq_gpr_resource_mgmt_1 = NUM_PS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2))* 12 / 32);
3593 sq_gpr_resource_mgmt_1 |= NUM_VS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 6 / 32);
3594 sq_gpr_resource_mgmt_1 |= NUM_CLAUSE_TEMP_GPRS(4);
3595 sq_gpr_resource_mgmt_2 = NUM_GS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
3596 sq_gpr_resource_mgmt_2 |= NUM_ES_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
3597 sq_gpr_resource_mgmt_3 = NUM_HS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
3598 sq_gpr_resource_mgmt_3 |= NUM_LS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
3599
3600 switch (rdev->family) {
3601 case CHIP_CEDAR:
3602 case CHIP_PALM:
3603 case CHIP_SUMO:
3604 case CHIP_SUMO2:
3605 ps_thread_count = 96;
3606 break;
3607 default:
3608 ps_thread_count = 128;
3609 break;
3610 }
3611
3612 sq_thread_resource_mgmt = NUM_PS_THREADS(ps_thread_count);
3613 sq_thread_resource_mgmt |= NUM_VS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
3614 sq_thread_resource_mgmt |= NUM_GS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
3615 sq_thread_resource_mgmt |= NUM_ES_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
3616 sq_thread_resource_mgmt_2 = NUM_HS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
3617 sq_thread_resource_mgmt_2 |= NUM_LS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
3618
3619 sq_stack_resource_mgmt_1 = NUM_PS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3620 sq_stack_resource_mgmt_1 |= NUM_VS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3621 sq_stack_resource_mgmt_2 = NUM_GS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3622 sq_stack_resource_mgmt_2 |= NUM_ES_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3623 sq_stack_resource_mgmt_3 = NUM_HS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3624 sq_stack_resource_mgmt_3 |= NUM_LS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3625
3626 WREG32(SQ_CONFIG, sq_config);
3627 WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
3628 WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
3629 WREG32(SQ_GPR_RESOURCE_MGMT_3, sq_gpr_resource_mgmt_3);
3630 WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
3631 WREG32(SQ_THREAD_RESOURCE_MGMT_2, sq_thread_resource_mgmt_2);
3632 WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
3633 WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
3634 WREG32(SQ_STACK_RESOURCE_MGMT_3, sq_stack_resource_mgmt_3);
3635 WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0);
3636 WREG32(SQ_LDS_RESOURCE_MGMT, sq_lds_resource_mgmt);
3637
3638 WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
3639 FORCE_EOV_MAX_REZ_CNT(255)));
3640
3641 switch (rdev->family) {
3642 case CHIP_CEDAR:
3643 case CHIP_PALM:
3644 case CHIP_SUMO:
3645 case CHIP_SUMO2:
3646 case CHIP_CAICOS:
3647 vgt_cache_invalidation = CACHE_INVALIDATION(TC_ONLY);
3648 break;
3649 default:
3650 vgt_cache_invalidation = CACHE_INVALIDATION(VC_AND_TC);
3651 break;
3652 }
3653 vgt_cache_invalidation |= AUTO_INVLD_EN(ES_AND_GS_AUTO);
3654 WREG32(VGT_CACHE_INVALIDATION, vgt_cache_invalidation);
3655
3656 WREG32(VGT_GS_VERTEX_REUSE, 16);
3657 WREG32(PA_SU_LINE_STIPPLE_VALUE, 0);
3658 WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
3659
3660 WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, 14);
3661 WREG32(VGT_OUT_DEALLOC_CNTL, 16);
3662
3663 WREG32(CB_PERF_CTR0_SEL_0, 0);
3664 WREG32(CB_PERF_CTR0_SEL_1, 0);
3665 WREG32(CB_PERF_CTR1_SEL_0, 0);
3666 WREG32(CB_PERF_CTR1_SEL_1, 0);
3667 WREG32(CB_PERF_CTR2_SEL_0, 0);
3668 WREG32(CB_PERF_CTR2_SEL_1, 0);
3669 WREG32(CB_PERF_CTR3_SEL_0, 0);
3670 WREG32(CB_PERF_CTR3_SEL_1, 0);
3671
3672 /* clear render buffer base addresses */
3673 WREG32(CB_COLOR0_BASE, 0);
3674 WREG32(CB_COLOR1_BASE, 0);
3675 WREG32(CB_COLOR2_BASE, 0);
3676 WREG32(CB_COLOR3_BASE, 0);
3677 WREG32(CB_COLOR4_BASE, 0);
3678 WREG32(CB_COLOR5_BASE, 0);
3679 WREG32(CB_COLOR6_BASE, 0);
3680 WREG32(CB_COLOR7_BASE, 0);
3681 WREG32(CB_COLOR8_BASE, 0);
3682 WREG32(CB_COLOR9_BASE, 0);
3683 WREG32(CB_COLOR10_BASE, 0);
3684 WREG32(CB_COLOR11_BASE, 0);
3685
3686 /* set the shader const cache sizes to 0 */
3687 for (i = SQ_ALU_CONST_BUFFER_SIZE_PS_0; i < 0x28200; i += 4)
3688 WREG32(i, 0);
3689 for (i = SQ_ALU_CONST_BUFFER_SIZE_HS_0; i < 0x29000; i += 4)
3690 WREG32(i, 0);
3691
3692 tmp = RREG32(HDP_MISC_CNTL);
3693 tmp |= HDP_FLUSH_INVALIDATE_CACHE;
3694 WREG32(HDP_MISC_CNTL, tmp);
3695
3696 hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
3697 WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
3698
3699 WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
3700
3701 udelay(50);
3702
3703 }
3704
3705 int evergreen_mc_init(struct radeon_device *rdev)
3706 {
3707 u32 tmp;
3708 int chansize, numchan;
3709
3710 /* Get VRAM informations */
3711 rdev->mc.vram_is_ddr = true;
3712 if ((rdev->family == CHIP_PALM) ||
3713 (rdev->family == CHIP_SUMO) ||
3714 (rdev->family == CHIP_SUMO2))
3715 tmp = RREG32(FUS_MC_ARB_RAMCFG);
3716 else
3717 tmp = RREG32(MC_ARB_RAMCFG);
3718 if (tmp & CHANSIZE_OVERRIDE) {
3719 chansize = 16;
3720 } else if (tmp & CHANSIZE_MASK) {
3721 chansize = 64;
3722 } else {
3723 chansize = 32;
3724 }
3725 tmp = RREG32(MC_SHARED_CHMAP);
3726 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
3727 case 0:
3728 default:
3729 numchan = 1;
3730 break;
3731 case 1:
3732 numchan = 2;
3733 break;
3734 case 2:
3735 numchan = 4;
3736 break;
3737 case 3:
3738 numchan = 8;
3739 break;
3740 }
3741 rdev->mc.vram_width = numchan * chansize;
3742 /* Could aper size report 0 ? */
3743 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
3744 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
3745 /* Setup GPU memory space */
3746 if ((rdev->family == CHIP_PALM) ||
3747 (rdev->family == CHIP_SUMO) ||
3748 (rdev->family == CHIP_SUMO2)) {
3749 /* size in bytes on fusion */
3750 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
3751 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
3752 } else {
3753 /* size in MB on evergreen/cayman/tn */
3754 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024ULL * 1024ULL;
3755 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024ULL * 1024ULL;
3756 }
3757 rdev->mc.visible_vram_size = rdev->mc.aper_size;
3758 r700_vram_gtt_location(rdev, &rdev->mc);
3759 radeon_update_bandwidth_info(rdev);
3760
3761 return 0;
3762 }
3763
3764 void evergreen_print_gpu_status_regs(struct radeon_device *rdev)
3765 {
3766 dev_info(rdev->dev, " GRBM_STATUS = 0x%08X\n",
3767 RREG32(GRBM_STATUS));
3768 dev_info(rdev->dev, " GRBM_STATUS_SE0 = 0x%08X\n",
3769 RREG32(GRBM_STATUS_SE0));
3770 dev_info(rdev->dev, " GRBM_STATUS_SE1 = 0x%08X\n",
3771 RREG32(GRBM_STATUS_SE1));
3772 dev_info(rdev->dev, " SRBM_STATUS = 0x%08X\n",
3773 RREG32(SRBM_STATUS));
3774 dev_info(rdev->dev, " SRBM_STATUS2 = 0x%08X\n",
3775 RREG32(SRBM_STATUS2));
3776 dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
3777 RREG32(CP_STALLED_STAT1));
3778 dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
3779 RREG32(CP_STALLED_STAT2));
3780 dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
3781 RREG32(CP_BUSY_STAT));
3782 dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
3783 RREG32(CP_STAT));
3784 dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
3785 RREG32(DMA_STATUS_REG));
3786 if (rdev->family >= CHIP_CAYMAN) {
3787 dev_info(rdev->dev, " R_00D834_DMA_STATUS_REG = 0x%08X\n",
3788 RREG32(DMA_STATUS_REG + 0x800));
3789 }
3790 }
3791
3792 bool evergreen_is_display_hung(struct radeon_device *rdev)
3793 {
3794 u32 crtc_hung = 0;
3795 u32 crtc_status[6];
3796 u32 i, j, tmp;
3797
3798 for (i = 0; i < rdev->num_crtc; i++) {
3799 if (RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]) & EVERGREEN_CRTC_MASTER_EN) {
3800 crtc_status[i] = RREG32(EVERGREEN_CRTC_STATUS_HV_COUNT + crtc_offsets[i]);
3801 crtc_hung |= (1 << i);
3802 }
3803 }
3804
3805 for (j = 0; j < 10; j++) {
3806 for (i = 0; i < rdev->num_crtc; i++) {
3807 if (crtc_hung & (1 << i)) {
3808 tmp = RREG32(EVERGREEN_CRTC_STATUS_HV_COUNT + crtc_offsets[i]);
3809 if (tmp != crtc_status[i])
3810 crtc_hung &= ~(1 << i);
3811 }
3812 }
3813 if (crtc_hung == 0)
3814 return false;
3815 udelay(100);
3816 }
3817
3818 return true;
3819 }
3820
3821 u32 evergreen_gpu_check_soft_reset(struct radeon_device *rdev)
3822 {
3823 u32 reset_mask = 0;
3824 u32 tmp;
3825
3826 /* GRBM_STATUS */
3827 tmp = RREG32(GRBM_STATUS);
3828 if (tmp & (PA_BUSY | SC_BUSY |
3829 SH_BUSY | SX_BUSY |
3830 TA_BUSY | VGT_BUSY |
3831 DB_BUSY | CB_BUSY |
3832 SPI_BUSY | VGT_BUSY_NO_DMA))
3833 reset_mask |= RADEON_RESET_GFX;
3834
3835 if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING |
3836 CP_BUSY | CP_COHERENCY_BUSY))
3837 reset_mask |= RADEON_RESET_CP;
3838
3839 if (tmp & GRBM_EE_BUSY)
3840 reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
3841
3842 /* DMA_STATUS_REG */
3843 tmp = RREG32(DMA_STATUS_REG);
3844 if (!(tmp & DMA_IDLE))
3845 reset_mask |= RADEON_RESET_DMA;
3846
3847 /* SRBM_STATUS2 */
3848 tmp = RREG32(SRBM_STATUS2);
3849 if (tmp & DMA_BUSY)
3850 reset_mask |= RADEON_RESET_DMA;
3851
3852 /* SRBM_STATUS */
3853 tmp = RREG32(SRBM_STATUS);
3854 if (tmp & (RLC_RQ_PENDING | RLC_BUSY))
3855 reset_mask |= RADEON_RESET_RLC;
3856
3857 if (tmp & IH_BUSY)
3858 reset_mask |= RADEON_RESET_IH;
3859
3860 if (tmp & SEM_BUSY)
3861 reset_mask |= RADEON_RESET_SEM;
3862
3863 if (tmp & GRBM_RQ_PENDING)
3864 reset_mask |= RADEON_RESET_GRBM;
3865
3866 if (tmp & VMC_BUSY)
3867 reset_mask |= RADEON_RESET_VMC;
3868
3869 if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY |
3870 MCC_BUSY | MCD_BUSY))
3871 reset_mask |= RADEON_RESET_MC;
3872
3873 if (evergreen_is_display_hung(rdev))
3874 reset_mask |= RADEON_RESET_DISPLAY;
3875
3876 /* VM_L2_STATUS */
3877 tmp = RREG32(VM_L2_STATUS);
3878 if (tmp & L2_BUSY)
3879 reset_mask |= RADEON_RESET_VMC;
3880
3881 /* Skip MC reset as it's mostly likely not hung, just busy */
3882 if (reset_mask & RADEON_RESET_MC) {
3883 DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
3884 reset_mask &= ~RADEON_RESET_MC;
3885 }
3886
3887 return reset_mask;
3888 }
3889
3890 static void evergreen_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
3891 {
3892 struct evergreen_mc_save save;
3893 u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
3894 u32 tmp;
3895
3896 if (reset_mask == 0)
3897 return;
3898
3899 dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
3900
3901 evergreen_print_gpu_status_regs(rdev);
3902
3903 /* Disable CP parsing/prefetching */
3904 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
3905
3906 if (reset_mask & RADEON_RESET_DMA) {
3907 /* Disable DMA */
3908 tmp = RREG32(DMA_RB_CNTL);
3909 tmp &= ~DMA_RB_ENABLE;
3910 WREG32(DMA_RB_CNTL, tmp);
3911 }
3912
3913 udelay(50);
3914
3915 evergreen_mc_stop(rdev, &save);
3916 if (evergreen_mc_wait_for_idle(rdev)) {
3917 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3918 }
3919
3920 if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) {
3921 grbm_soft_reset |= SOFT_RESET_DB |
3922 SOFT_RESET_CB |
3923 SOFT_RESET_PA |
3924 SOFT_RESET_SC |
3925 SOFT_RESET_SPI |
3926 SOFT_RESET_SX |
3927 SOFT_RESET_SH |
3928 SOFT_RESET_TC |
3929 SOFT_RESET_TA |
3930 SOFT_RESET_VC |
3931 SOFT_RESET_VGT;
3932 }
3933
3934 if (reset_mask & RADEON_RESET_CP) {
3935 grbm_soft_reset |= SOFT_RESET_CP |
3936 SOFT_RESET_VGT;
3937
3938 srbm_soft_reset |= SOFT_RESET_GRBM;
3939 }
3940
3941 if (reset_mask & RADEON_RESET_DMA)
3942 srbm_soft_reset |= SOFT_RESET_DMA;
3943
3944 if (reset_mask & RADEON_RESET_DISPLAY)
3945 srbm_soft_reset |= SOFT_RESET_DC;
3946
3947 if (reset_mask & RADEON_RESET_RLC)
3948 srbm_soft_reset |= SOFT_RESET_RLC;
3949
3950 if (reset_mask & RADEON_RESET_SEM)
3951 srbm_soft_reset |= SOFT_RESET_SEM;
3952
3953 if (reset_mask & RADEON_RESET_IH)
3954 srbm_soft_reset |= SOFT_RESET_IH;
3955
3956 if (reset_mask & RADEON_RESET_GRBM)
3957 srbm_soft_reset |= SOFT_RESET_GRBM;
3958
3959 if (reset_mask & RADEON_RESET_VMC)
3960 srbm_soft_reset |= SOFT_RESET_VMC;
3961
3962 if (!(rdev->flags & RADEON_IS_IGP)) {
3963 if (reset_mask & RADEON_RESET_MC)
3964 srbm_soft_reset |= SOFT_RESET_MC;
3965 }
3966
3967 if (grbm_soft_reset) {
3968 tmp = RREG32(GRBM_SOFT_RESET);
3969 tmp |= grbm_soft_reset;
3970 dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
3971 WREG32(GRBM_SOFT_RESET, tmp);
3972 tmp = RREG32(GRBM_SOFT_RESET);
3973
3974 udelay(50);
3975
3976 tmp &= ~grbm_soft_reset;
3977 WREG32(GRBM_SOFT_RESET, tmp);
3978 tmp = RREG32(GRBM_SOFT_RESET);
3979 }
3980
3981 if (srbm_soft_reset) {
3982 tmp = RREG32(SRBM_SOFT_RESET);
3983 tmp |= srbm_soft_reset;
3984 dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
3985 WREG32(SRBM_SOFT_RESET, tmp);
3986 tmp = RREG32(SRBM_SOFT_RESET);
3987
3988 udelay(50);
3989
3990 tmp &= ~srbm_soft_reset;
3991 WREG32(SRBM_SOFT_RESET, tmp);
3992 tmp = RREG32(SRBM_SOFT_RESET);
3993 }
3994
3995 /* Wait a little for things to settle down */
3996 udelay(50);
3997
3998 evergreen_mc_resume(rdev, &save);
3999 udelay(50);
4000
4001 evergreen_print_gpu_status_regs(rdev);
4002 }
4003
4004 void evergreen_gpu_pci_config_reset(struct radeon_device *rdev)
4005 {
4006 struct evergreen_mc_save save;
4007 u32 tmp, i;
4008
4009 dev_info(rdev->dev, "GPU pci config reset\n");
4010
4011 /* disable dpm? */
4012
4013 /* Disable CP parsing/prefetching */
4014 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
4015 udelay(50);
4016 /* Disable DMA */
4017 tmp = RREG32(DMA_RB_CNTL);
4018 tmp &= ~DMA_RB_ENABLE;
4019 WREG32(DMA_RB_CNTL, tmp);
4020 /* XXX other engines? */
4021
4022 /* halt the rlc */
4023 r600_rlc_stop(rdev);
4024
4025 udelay(50);
4026
4027 /* set mclk/sclk to bypass */
4028 rv770_set_clk_bypass_mode(rdev);
4029 /* disable BM */
4030 pci_clear_master(rdev->pdev);
4031 /* disable mem access */
4032 evergreen_mc_stop(rdev, &save);
4033 if (evergreen_mc_wait_for_idle(rdev)) {
4034 dev_warn(rdev->dev, "Wait for MC idle timed out !\n");
4035 }
4036 /* reset */
4037 radeon_pci_config_reset(rdev);
4038 /* wait for asic to come out of reset */
4039 for (i = 0; i < rdev->usec_timeout; i++) {
4040 if (RREG32(CONFIG_MEMSIZE) != 0xffffffff)
4041 break;
4042 udelay(1);
4043 }
4044 }
4045
4046 int evergreen_asic_reset(struct radeon_device *rdev, bool hard)
4047 {
4048 u32 reset_mask;
4049
4050 if (hard) {
4051 evergreen_gpu_pci_config_reset(rdev);
4052 return 0;
4053 }
4054
4055 reset_mask = evergreen_gpu_check_soft_reset(rdev);
4056
4057 if (reset_mask)
4058 r600_set_bios_scratch_engine_hung(rdev, true);
4059
4060 /* try soft reset */
4061 evergreen_gpu_soft_reset(rdev, reset_mask);
4062
4063 reset_mask = evergreen_gpu_check_soft_reset(rdev);
4064
4065 /* try pci config reset */
4066 if (reset_mask && radeon_hard_reset)
4067 evergreen_gpu_pci_config_reset(rdev);
4068
4069 reset_mask = evergreen_gpu_check_soft_reset(rdev);
4070
4071 if (!reset_mask)
4072 r600_set_bios_scratch_engine_hung(rdev, false);
4073
4074 return 0;
4075 }
4076
4077 /**
4078 * evergreen_gfx_is_lockup - Check if the GFX engine is locked up
4079 *
4080 * @rdev: radeon_device pointer
4081 * @ring: radeon_ring structure holding ring information
4082 *
4083 * Check if the GFX engine is locked up.
4084 * Returns true if the engine appears to be locked up, false if not.
4085 */
4086 bool evergreen_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
4087 {
4088 u32 reset_mask = evergreen_gpu_check_soft_reset(rdev);
4089
4090 if (!(reset_mask & (RADEON_RESET_GFX |
4091 RADEON_RESET_COMPUTE |
4092 RADEON_RESET_CP))) {
4093 radeon_ring_lockup_update(rdev, ring);
4094 return false;
4095 }
4096 return radeon_ring_test_lockup(rdev, ring);
4097 }
4098
4099 /*
4100 * RLC
4101 */
4102 #define RLC_SAVE_RESTORE_LIST_END_MARKER 0x00000000
4103 #define RLC_CLEAR_STATE_END_MARKER 0x00000001
4104
4105 void sumo_rlc_fini(struct radeon_device *rdev)
4106 {
4107 int r;
4108
4109 /* save restore block */
4110 if (rdev->rlc.save_restore_obj) {
4111 r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false);
4112 if (unlikely(r != 0))
4113 dev_warn(rdev->dev, "(%d) reserve RLC sr bo failed\n", r);
4114 radeon_bo_unpin(rdev->rlc.save_restore_obj);
4115 radeon_bo_unreserve(rdev->rlc.save_restore_obj);
4116
4117 radeon_bo_unref(&rdev->rlc.save_restore_obj);
4118 rdev->rlc.save_restore_obj = NULL;
4119 }
4120
4121 /* clear state block */
4122 if (rdev->rlc.clear_state_obj) {
4123 r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false);
4124 if (unlikely(r != 0))
4125 dev_warn(rdev->dev, "(%d) reserve RLC c bo failed\n", r);
4126 radeon_bo_unpin(rdev->rlc.clear_state_obj);
4127 radeon_bo_unreserve(rdev->rlc.clear_state_obj);
4128
4129 radeon_bo_unref(&rdev->rlc.clear_state_obj);
4130 rdev->rlc.clear_state_obj = NULL;
4131 }
4132
4133 /* clear state block */
4134 if (rdev->rlc.cp_table_obj) {
4135 r = radeon_bo_reserve(rdev->rlc.cp_table_obj, false);
4136 if (unlikely(r != 0))
4137 dev_warn(rdev->dev, "(%d) reserve RLC cp table bo failed\n", r);
4138 radeon_bo_unpin(rdev->rlc.cp_table_obj);
4139 radeon_bo_unreserve(rdev->rlc.cp_table_obj);
4140
4141 radeon_bo_unref(&rdev->rlc.cp_table_obj);
4142 rdev->rlc.cp_table_obj = NULL;
4143 }
4144 }
4145
4146 #define CP_ME_TABLE_SIZE 96
4147
4148 int sumo_rlc_init(struct radeon_device *rdev)
4149 {
4150 const u32 *src_ptr;
4151 volatile u32 *dst_ptr;
4152 u32 dws, data, i, j, k, reg_num;
4153 u32 reg_list_num, reg_list_hdr_blk_index, reg_list_blk_index = 0;
4154 u64 reg_list_mc_addr;
4155 const struct cs_section_def *cs_data;
4156 int r;
4157
4158 src_ptr = rdev->rlc.reg_list;
4159 dws = rdev->rlc.reg_list_size;
4160 if (rdev->family >= CHIP_BONAIRE) {
4161 dws += (5 * 16) + 48 + 48 + 64;
4162 }
4163 cs_data = rdev->rlc.cs_data;
4164
4165 if (src_ptr) {
4166 /* save restore block */
4167 if (rdev->rlc.save_restore_obj == NULL) {
4168 r = radeon_bo_create(rdev, dws * 4, PAGE_SIZE, true,
4169 RADEON_GEM_DOMAIN_VRAM, 0, NULL,
4170 NULL, &rdev->rlc.save_restore_obj);
4171 if (r) {
4172 dev_warn(rdev->dev, "(%d) create RLC sr bo failed\n", r);
4173 return r;
4174 }
4175 }
4176
4177 r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false);
4178 if (unlikely(r != 0)) {
4179 sumo_rlc_fini(rdev);
4180 return r;
4181 }
4182 r = radeon_bo_pin(rdev->rlc.save_restore_obj, RADEON_GEM_DOMAIN_VRAM,
4183 &rdev->rlc.save_restore_gpu_addr);
4184 if (r) {
4185 radeon_bo_unreserve(rdev->rlc.save_restore_obj);
4186 dev_warn(rdev->dev, "(%d) pin RLC sr bo failed\n", r);
4187 sumo_rlc_fini(rdev);
4188 return r;
4189 }
4190
4191 r = radeon_bo_kmap(rdev->rlc.save_restore_obj, (void **)&rdev->rlc.sr_ptr);
4192 if (r) {
4193 dev_warn(rdev->dev, "(%d) map RLC sr bo failed\n", r);
4194 sumo_rlc_fini(rdev);
4195 return r;
4196 }
4197 /* write the sr buffer */
4198 dst_ptr = rdev->rlc.sr_ptr;
4199 if (rdev->family >= CHIP_TAHITI) {
4200 /* SI */
4201 for (i = 0; i < rdev->rlc.reg_list_size; i++)
4202 dst_ptr[i] = cpu_to_le32(src_ptr[i]);
4203 } else {
4204 /* ON/LN/TN */
4205 /* format:
4206 * dw0: (reg2 << 16) | reg1
4207 * dw1: reg1 save space
4208 * dw2: reg2 save space
4209 */
4210 for (i = 0; i < dws; i++) {
4211 data = src_ptr[i] >> 2;
4212 i++;
4213 if (i < dws)
4214 data |= (src_ptr[i] >> 2) << 16;
4215 j = (((i - 1) * 3) / 2);
4216 dst_ptr[j] = cpu_to_le32(data);
4217 }
4218 j = ((i * 3) / 2);
4219 dst_ptr[j] = cpu_to_le32(RLC_SAVE_RESTORE_LIST_END_MARKER);
4220 }
4221 radeon_bo_kunmap(rdev->rlc.save_restore_obj);
4222 radeon_bo_unreserve(rdev->rlc.save_restore_obj);
4223 }
4224
4225 if (cs_data) {
4226 /* clear state block */
4227 if (rdev->family >= CHIP_BONAIRE) {
4228 rdev->rlc.clear_state_size = dws = cik_get_csb_size(rdev);
4229 } else if (rdev->family >= CHIP_TAHITI) {
4230 rdev->rlc.clear_state_size = si_get_csb_size(rdev);
4231 dws = rdev->rlc.clear_state_size + (256 / 4);
4232 } else {
4233 reg_list_num = 0;
4234 dws = 0;
4235 for (i = 0; cs_data[i].section != NULL; i++) {
4236 for (j = 0; cs_data[i].section[j].extent != NULL; j++) {
4237 reg_list_num++;
4238 dws += cs_data[i].section[j].reg_count;
4239 }
4240 }
4241 reg_list_blk_index = (3 * reg_list_num + 2);
4242 dws += reg_list_blk_index;
4243 rdev->rlc.clear_state_size = dws;
4244 }
4245
4246 if (rdev->rlc.clear_state_obj == NULL) {
4247 r = radeon_bo_create(rdev, dws * 4, PAGE_SIZE, true,
4248 RADEON_GEM_DOMAIN_VRAM, 0, NULL,
4249 NULL, &rdev->rlc.clear_state_obj);
4250 if (r) {
4251 dev_warn(rdev->dev, "(%d) create RLC c bo failed\n", r);
4252 sumo_rlc_fini(rdev);
4253 return r;
4254 }
4255 }
4256 r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false);
4257 if (unlikely(r != 0)) {
4258 sumo_rlc_fini(rdev);
4259 return r;
4260 }
4261 r = radeon_bo_pin(rdev->rlc.clear_state_obj, RADEON_GEM_DOMAIN_VRAM,
4262 &rdev->rlc.clear_state_gpu_addr);
4263 if (r) {
4264 radeon_bo_unreserve(rdev->rlc.clear_state_obj);
4265 dev_warn(rdev->dev, "(%d) pin RLC c bo failed\n", r);
4266 sumo_rlc_fini(rdev);
4267 return r;
4268 }
4269
4270 r = radeon_bo_kmap(rdev->rlc.clear_state_obj, (void **)&rdev->rlc.cs_ptr);
4271 if (r) {
4272 dev_warn(rdev->dev, "(%d) map RLC c bo failed\n", r);
4273 sumo_rlc_fini(rdev);
4274 return r;
4275 }
4276 /* set up the cs buffer */
4277 dst_ptr = rdev->rlc.cs_ptr;
4278 if (rdev->family >= CHIP_BONAIRE) {
4279 cik_get_csb_buffer(rdev, dst_ptr);
4280 } else if (rdev->family >= CHIP_TAHITI) {
4281 reg_list_mc_addr = rdev->rlc.clear_state_gpu_addr + 256;
4282 dst_ptr[0] = cpu_to_le32(upper_32_bits(reg_list_mc_addr));
4283 dst_ptr[1] = cpu_to_le32(lower_32_bits(reg_list_mc_addr));
4284 dst_ptr[2] = cpu_to_le32(rdev->rlc.clear_state_size);
4285 si_get_csb_buffer(rdev, &dst_ptr[(256/4)]);
4286 } else {
4287 reg_list_hdr_blk_index = 0;
4288 reg_list_mc_addr = rdev->rlc.clear_state_gpu_addr + (reg_list_blk_index * 4);
4289 data = upper_32_bits(reg_list_mc_addr);
4290 dst_ptr[reg_list_hdr_blk_index] = cpu_to_le32(data);
4291 reg_list_hdr_blk_index++;
4292 for (i = 0; cs_data[i].section != NULL; i++) {
4293 for (j = 0; cs_data[i].section[j].extent != NULL; j++) {
4294 reg_num = cs_data[i].section[j].reg_count;
4295 data = reg_list_mc_addr & 0xffffffff;
4296 dst_ptr[reg_list_hdr_blk_index] = cpu_to_le32(data);
4297 reg_list_hdr_blk_index++;
4298
4299 data = (cs_data[i].section[j].reg_index * 4) & 0xffffffff;
4300 dst_ptr[reg_list_hdr_blk_index] = cpu_to_le32(data);
4301 reg_list_hdr_blk_index++;
4302
4303 data = 0x08000000 | (reg_num * 4);
4304 dst_ptr[reg_list_hdr_blk_index] = cpu_to_le32(data);
4305 reg_list_hdr_blk_index++;
4306
4307 for (k = 0; k < reg_num; k++) {
4308 data = cs_data[i].section[j].extent[k];
4309 dst_ptr[reg_list_blk_index + k] = cpu_to_le32(data);
4310 }
4311 reg_list_mc_addr += reg_num * 4;
4312 reg_list_blk_index += reg_num;
4313 }
4314 }
4315 dst_ptr[reg_list_hdr_blk_index] = cpu_to_le32(RLC_CLEAR_STATE_END_MARKER);
4316 }
4317 radeon_bo_kunmap(rdev->rlc.clear_state_obj);
4318 radeon_bo_unreserve(rdev->rlc.clear_state_obj);
4319 }
4320
4321 if (rdev->rlc.cp_table_size) {
4322 if (rdev->rlc.cp_table_obj == NULL) {
4323 r = radeon_bo_create(rdev, rdev->rlc.cp_table_size,
4324 PAGE_SIZE, true,
4325 RADEON_GEM_DOMAIN_VRAM, 0, NULL,
4326 NULL, &rdev->rlc.cp_table_obj);
4327 if (r) {
4328 dev_warn(rdev->dev, "(%d) create RLC cp table bo failed\n", r);
4329 sumo_rlc_fini(rdev);
4330 return r;
4331 }
4332 }
4333
4334 r = radeon_bo_reserve(rdev->rlc.cp_table_obj, false);
4335 if (unlikely(r != 0)) {
4336 dev_warn(rdev->dev, "(%d) reserve RLC cp table bo failed\n", r);
4337 sumo_rlc_fini(rdev);
4338 return r;
4339 }
4340 r = radeon_bo_pin(rdev->rlc.cp_table_obj, RADEON_GEM_DOMAIN_VRAM,
4341 &rdev->rlc.cp_table_gpu_addr);
4342 if (r) {
4343 radeon_bo_unreserve(rdev->rlc.cp_table_obj);
4344 dev_warn(rdev->dev, "(%d) pin RLC cp_table bo failed\n", r);
4345 sumo_rlc_fini(rdev);
4346 return r;
4347 }
4348 r = radeon_bo_kmap(rdev->rlc.cp_table_obj, (void **)&rdev->rlc.cp_table_ptr);
4349 if (r) {
4350 dev_warn(rdev->dev, "(%d) map RLC cp table bo failed\n", r);
4351 sumo_rlc_fini(rdev);
4352 return r;
4353 }
4354
4355 cik_init_cp_pg_table(rdev);
4356
4357 radeon_bo_kunmap(rdev->rlc.cp_table_obj);
4358 radeon_bo_unreserve(rdev->rlc.cp_table_obj);
4359
4360 }
4361
4362 return 0;
4363 }
4364
4365 static void evergreen_rlc_start(struct radeon_device *rdev)
4366 {
4367 u32 mask = RLC_ENABLE;
4368
4369 if (rdev->flags & RADEON_IS_IGP) {
4370 mask |= GFX_POWER_GATING_ENABLE | GFX_POWER_GATING_SRC;
4371 }
4372
4373 WREG32(RLC_CNTL, mask);
4374 }
4375
4376 int evergreen_rlc_resume(struct radeon_device *rdev)
4377 {
4378 u32 i;
4379 const __be32 *fw_data;
4380
4381 if (!rdev->rlc_fw)
4382 return -EINVAL;
4383
4384 r600_rlc_stop(rdev);
4385
4386 WREG32(RLC_HB_CNTL, 0);
4387
4388 if (rdev->flags & RADEON_IS_IGP) {
4389 if (rdev->family == CHIP_ARUBA) {
4390 u32 always_on_bitmap =
4391 3 | (3 << (16 * rdev->config.cayman.max_shader_engines));
4392 /* find out the number of active simds */
4393 u32 tmp = (RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffff0000) >> 16;
4394 tmp |= 0xffffffff << rdev->config.cayman.max_simds_per_se;
4395 tmp = hweight32(~tmp);
4396 if (tmp == rdev->config.cayman.max_simds_per_se) {
4397 WREG32(TN_RLC_LB_ALWAYS_ACTIVE_SIMD_MASK, always_on_bitmap);
4398 WREG32(TN_RLC_LB_PARAMS, 0x00601004);
4399 WREG32(TN_RLC_LB_INIT_SIMD_MASK, 0xffffffff);
4400 WREG32(TN_RLC_LB_CNTR_INIT, 0x00000000);
4401 WREG32(TN_RLC_LB_CNTR_MAX, 0x00002000);
4402 }
4403 } else {
4404 WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
4405 WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
4406 }
4407 WREG32(TN_RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
4408 WREG32(TN_RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
4409 } else {
4410 WREG32(RLC_HB_BASE, 0);
4411 WREG32(RLC_HB_RPTR, 0);
4412 WREG32(RLC_HB_WPTR, 0);
4413 WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
4414 WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
4415 }
4416 WREG32(RLC_MC_CNTL, 0);
4417 WREG32(RLC_UCODE_CNTL, 0);
4418
4419 fw_data = (const __be32 *)rdev->rlc_fw->data;
4420 if (rdev->family >= CHIP_ARUBA) {
4421 for (i = 0; i < ARUBA_RLC_UCODE_SIZE; i++) {
4422 WREG32(RLC_UCODE_ADDR, i);
4423 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
4424 }
4425 } else if (rdev->family >= CHIP_CAYMAN) {
4426 for (i = 0; i < CAYMAN_RLC_UCODE_SIZE; i++) {
4427 WREG32(RLC_UCODE_ADDR, i);
4428 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
4429 }
4430 } else {
4431 for (i = 0; i < EVERGREEN_RLC_UCODE_SIZE; i++) {
4432 WREG32(RLC_UCODE_ADDR, i);
4433 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
4434 }
4435 }
4436 WREG32(RLC_UCODE_ADDR, 0);
4437
4438 evergreen_rlc_start(rdev);
4439
4440 return 0;
4441 }
4442
4443 /* Interrupts */
4444
4445 u32 evergreen_get_vblank_counter(struct radeon_device *rdev, int crtc)
4446 {
4447 if (crtc >= rdev->num_crtc)
4448 return 0;
4449 else
4450 return RREG32(CRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
4451 }
4452
4453 void evergreen_disable_interrupt_state(struct radeon_device *rdev)
4454 {
4455 int i;
4456 u32 tmp;
4457
4458 if (rdev->family >= CHIP_CAYMAN) {
4459 cayman_cp_int_cntl_setup(rdev, 0,
4460 CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
4461 cayman_cp_int_cntl_setup(rdev, 1, 0);
4462 cayman_cp_int_cntl_setup(rdev, 2, 0);
4463 tmp = RREG32(CAYMAN_DMA1_CNTL) & ~TRAP_ENABLE;
4464 WREG32(CAYMAN_DMA1_CNTL, tmp);
4465 } else
4466 WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
4467 tmp = RREG32(DMA_CNTL) & ~TRAP_ENABLE;
4468 WREG32(DMA_CNTL, tmp);
4469 WREG32(GRBM_INT_CNTL, 0);
4470 WREG32(SRBM_INT_CNTL, 0);
4471 for (i = 0; i < rdev->num_crtc; i++)
4472 WREG32(INT_MASK + crtc_offsets[i], 0);
4473 for (i = 0; i < rdev->num_crtc; i++)
4474 WREG32(GRPH_INT_CONTROL + crtc_offsets[i], 0);
4475
4476 /* only one DAC on DCE5 */
4477 if (!ASIC_IS_DCE5(rdev))
4478 WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
4479 WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
4480
4481 for (i = 0; i < 6; i++)
4482 WREG32_AND(DC_HPDx_INT_CONTROL(i), DC_HPDx_INT_POLARITY);
4483 }
4484
4485 /* Note that the order we write back regs here is important */
4486 int evergreen_irq_set(struct radeon_device *rdev)
4487 {
4488 int i;
4489 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
4490 u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0;
4491 u32 grbm_int_cntl = 0;
4492 u32 dma_cntl, dma_cntl1 = 0;
4493 u32 thermal_int = 0;
4494
4495 if (!rdev->irq.installed) {
4496 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
4497 return -EINVAL;
4498 }
4499 /* don't enable anything if the ih is disabled */
4500 if (!rdev->ih.enabled) {
4501 r600_disable_interrupts(rdev);
4502 /* force the active interrupt state to all disabled */
4503 evergreen_disable_interrupt_state(rdev);
4504 return 0;
4505 }
4506
4507 if (rdev->family == CHIP_ARUBA)
4508 thermal_int = RREG32(TN_CG_THERMAL_INT_CTRL) &
4509 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
4510 else
4511 thermal_int = RREG32(CG_THERMAL_INT) &
4512 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
4513
4514 dma_cntl = RREG32(DMA_CNTL) & ~TRAP_ENABLE;
4515
4516 if (rdev->family >= CHIP_CAYMAN) {
4517 /* enable CP interrupts on all rings */
4518 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
4519 DRM_DEBUG("evergreen_irq_set: sw int gfx\n");
4520 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
4521 }
4522 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP1_INDEX])) {
4523 DRM_DEBUG("evergreen_irq_set: sw int cp1\n");
4524 cp_int_cntl1 |= TIME_STAMP_INT_ENABLE;
4525 }
4526 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP2_INDEX])) {
4527 DRM_DEBUG("evergreen_irq_set: sw int cp2\n");
4528 cp_int_cntl2 |= TIME_STAMP_INT_ENABLE;
4529 }
4530 } else {
4531 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
4532 DRM_DEBUG("evergreen_irq_set: sw int gfx\n");
4533 cp_int_cntl |= RB_INT_ENABLE;
4534 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
4535 }
4536 }
4537
4538 if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) {
4539 DRM_DEBUG("r600_irq_set: sw int dma\n");
4540 dma_cntl |= TRAP_ENABLE;
4541 }
4542
4543 if (rdev->family >= CHIP_CAYMAN) {
4544 dma_cntl1 = RREG32(CAYMAN_DMA1_CNTL) & ~TRAP_ENABLE;
4545 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_DMA1_INDEX])) {
4546 DRM_DEBUG("r600_irq_set: sw int dma1\n");
4547 dma_cntl1 |= TRAP_ENABLE;
4548 }
4549 }
4550
4551 if (rdev->irq.dpm_thermal) {
4552 DRM_DEBUG("dpm thermal\n");
4553 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
4554 }
4555
4556 if (rdev->family >= CHIP_CAYMAN) {
4557 cayman_cp_int_cntl_setup(rdev, 0, cp_int_cntl);
4558 cayman_cp_int_cntl_setup(rdev, 1, cp_int_cntl1);
4559 cayman_cp_int_cntl_setup(rdev, 2, cp_int_cntl2);
4560 } else
4561 WREG32(CP_INT_CNTL, cp_int_cntl);
4562
4563 WREG32(DMA_CNTL, dma_cntl);
4564
4565 if (rdev->family >= CHIP_CAYMAN)
4566 WREG32(CAYMAN_DMA1_CNTL, dma_cntl1);
4567
4568 WREG32(GRBM_INT_CNTL, grbm_int_cntl);
4569
4570 for (i = 0; i < rdev->num_crtc; i++) {
4571 radeon_irq_kms_set_irq_n_enabled(
4572 rdev, INT_MASK + crtc_offsets[i],
4573 VBLANK_INT_MASK,
4574 rdev->irq.crtc_vblank_int[i] ||
4575 atomic_read(&rdev->irq.pflip[i]), "vblank", i);
4576 }
4577
4578 for (i = 0; i < rdev->num_crtc; i++)
4579 WREG32(GRPH_INT_CONTROL + crtc_offsets[i], GRPH_PFLIP_INT_MASK);
4580
4581 for (i = 0; i < 6; i++) {
4582 radeon_irq_kms_set_irq_n_enabled(
4583 rdev, DC_HPDx_INT_CONTROL(i),
4584 DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN,
4585 rdev->irq.hpd[i], "HPD", i);
4586 }
4587
4588 if (rdev->family == CHIP_ARUBA)
4589 WREG32(TN_CG_THERMAL_INT_CTRL, thermal_int);
4590 else
4591 WREG32(CG_THERMAL_INT, thermal_int);
4592
4593 for (i = 0; i < 6; i++) {
4594 radeon_irq_kms_set_irq_n_enabled(
4595 rdev, AFMT_AUDIO_PACKET_CONTROL + crtc_offsets[i],
4596 AFMT_AZ_FORMAT_WTRIG_MASK,
4597 rdev->irq.afmt[i], "HDMI", i);
4598 }
4599
4600 /* posting read */
4601 RREG32(SRBM_STATUS);
4602
4603 return 0;
4604 }
4605
4606 /* Note that the order we write back regs here is important */
4607 static void evergreen_irq_ack(struct radeon_device *rdev)
4608 {
4609 int i, j;
4610 u32 *grph_int = rdev->irq.stat_regs.evergreen.grph_int;
4611 u32 *disp_int = rdev->irq.stat_regs.evergreen.disp_int;
4612 u32 *afmt_status = rdev->irq.stat_regs.evergreen.afmt_status;
4613
4614 for (i = 0; i < 6; i++) {
4615 disp_int[i] = RREG32(evergreen_disp_int_status[i]);
4616 afmt_status[i] = RREG32(AFMT_STATUS + crtc_offsets[i]);
4617 if (i < rdev->num_crtc)
4618 grph_int[i] = RREG32(GRPH_INT_STATUS + crtc_offsets[i]);
4619 }
4620
4621 /* We write back each interrupt register in pairs of two */
4622 for (i = 0; i < rdev->num_crtc; i += 2) {
4623 for (j = i; j < (i + 2); j++) {
4624 if (grph_int[j] & GRPH_PFLIP_INT_OCCURRED)
4625 WREG32(GRPH_INT_STATUS + crtc_offsets[j],
4626 GRPH_PFLIP_INT_CLEAR);
4627 }
4628
4629 for (j = i; j < (i + 2); j++) {
4630 if (disp_int[j] & LB_D1_VBLANK_INTERRUPT)
4631 WREG32(VBLANK_STATUS + crtc_offsets[j],
4632 VBLANK_ACK);
4633 if (disp_int[j] & LB_D1_VLINE_INTERRUPT)
4634 WREG32(VLINE_STATUS + crtc_offsets[j],
4635 VLINE_ACK);
4636 }
4637 }
4638
4639 for (i = 0; i < 6; i++) {
4640 if (disp_int[i] & DC_HPD1_INTERRUPT)
4641 WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_INT_ACK);
4642 }
4643
4644 for (i = 0; i < 6; i++) {
4645 if (disp_int[i] & DC_HPD1_RX_INTERRUPT)
4646 WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_RX_INT_ACK);
4647 }
4648
4649 for (i = 0; i < 6; i++) {
4650 if (afmt_status[i] & AFMT_AZ_FORMAT_WTRIG)
4651 WREG32_OR(AFMT_AUDIO_PACKET_CONTROL + crtc_offsets[i],
4652 AFMT_AZ_FORMAT_WTRIG_ACK);
4653 }
4654 }
4655
4656 static void evergreen_irq_disable(struct radeon_device *rdev)
4657 {
4658 r600_disable_interrupts(rdev);
4659 /* Wait and acknowledge irq */
4660 mdelay(1);
4661 evergreen_irq_ack(rdev);
4662 evergreen_disable_interrupt_state(rdev);
4663 }
4664
4665 void evergreen_irq_suspend(struct radeon_device *rdev)
4666 {
4667 evergreen_irq_disable(rdev);
4668 r600_rlc_stop(rdev);
4669 }
4670
4671 static u32 evergreen_get_ih_wptr(struct radeon_device *rdev)
4672 {
4673 u32 wptr, tmp;
4674
4675 if (rdev->wb.enabled)
4676 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
4677 else
4678 wptr = RREG32(IH_RB_WPTR);
4679
4680 if (wptr & RB_OVERFLOW) {
4681 wptr &= ~RB_OVERFLOW;
4682 /* When a ring buffer overflow happen start parsing interrupt
4683 * from the last not overwritten vector (wptr + 16). Hopefully
4684 * this should allow us to catchup.
4685 */
4686 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n",
4687 wptr, rdev->ih.rptr, (wptr + 16) & rdev->ih.ptr_mask);
4688 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
4689 tmp = RREG32(IH_RB_CNTL);
4690 tmp |= IH_WPTR_OVERFLOW_CLEAR;
4691 WREG32(IH_RB_CNTL, tmp);
4692 }
4693 return (wptr & rdev->ih.ptr_mask);
4694 }
4695
4696 int evergreen_irq_process(struct radeon_device *rdev)
4697 {
4698 u32 *disp_int = rdev->irq.stat_regs.evergreen.disp_int;
4699 u32 *afmt_status = rdev->irq.stat_regs.evergreen.afmt_status;
4700 u32 crtc_idx, hpd_idx, afmt_idx;
4701 u32 mask;
4702 u32 wptr;
4703 u32 rptr;
4704 u32 src_id, src_data;
4705 u32 ring_index;
4706 bool queue_hotplug = false;
4707 bool queue_hdmi = false;
4708 bool queue_dp = false;
4709 bool queue_thermal = false;
4710 u32 status, addr;
4711 const char *event_name;
4712
4713 if (!rdev->ih.enabled || rdev->shutdown)
4714 return IRQ_NONE;
4715
4716 wptr = evergreen_get_ih_wptr(rdev);
4717
4718 restart_ih:
4719 /* is somebody else already processing irqs? */
4720 if (atomic_xchg(&rdev->ih.lock, 1))
4721 return IRQ_NONE;
4722
4723 rptr = rdev->ih.rptr;
4724 DRM_DEBUG("evergreen_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
4725
4726 /* Order reading of wptr vs. reading of IH ring data */
4727 rmb();
4728
4729 /* display interrupts */
4730 evergreen_irq_ack(rdev);
4731
4732 while (rptr != wptr) {
4733 /* wptr/rptr are in bytes! */
4734 ring_index = rptr / 4;
4735 src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
4736 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
4737
4738 switch (src_id) {
4739 case 1: /* D1 vblank/vline */
4740 case 2: /* D2 vblank/vline */
4741 case 3: /* D3 vblank/vline */
4742 case 4: /* D4 vblank/vline */
4743 case 5: /* D5 vblank/vline */
4744 case 6: /* D6 vblank/vline */
4745 crtc_idx = src_id - 1;
4746
4747 if (src_data == 0) { /* vblank */
4748 mask = LB_D1_VBLANK_INTERRUPT;
4749 event_name = "vblank";
4750
4751 if (rdev->irq.crtc_vblank_int[crtc_idx]) {
4752 drm_handle_vblank(rdev->ddev, crtc_idx);
4753 rdev->pm.vblank_sync = true;
4754 wake_up(&rdev->irq.vblank_queue);
4755 }
4756 if (atomic_read(&rdev->irq.pflip[crtc_idx])) {
4757 radeon_crtc_handle_vblank(rdev,
4758 crtc_idx);
4759 }
4760
4761 } else if (src_data == 1) { /* vline */
4762 mask = LB_D1_VLINE_INTERRUPT;
4763 event_name = "vline";
4764 } else {
4765 DRM_DEBUG("Unhandled interrupt: %d %d\n",
4766 src_id, src_data);
4767 break;
4768 }
4769
4770 if (!(disp_int[crtc_idx] & mask)) {
4771 DRM_DEBUG("IH: D%d %s - IH event w/o asserted irq bit?\n",
4772 crtc_idx + 1, event_name);
4773 }
4774
4775 disp_int[crtc_idx] &= ~mask;
4776 DRM_DEBUG("IH: D%d %s\n", crtc_idx + 1, event_name);
4777
4778 break;
4779 case 8: /* D1 page flip */
4780 case 10: /* D2 page flip */
4781 case 12: /* D3 page flip */
4782 case 14: /* D4 page flip */
4783 case 16: /* D5 page flip */
4784 case 18: /* D6 page flip */
4785 DRM_DEBUG("IH: D%d flip\n", ((src_id - 8) >> 1) + 1);
4786 if (radeon_use_pflipirq > 0)
4787 radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1);
4788 break;
4789 case 42: /* HPD hotplug */
4790 if (src_data <= 5) {
4791 hpd_idx = src_data;
4792 mask = DC_HPD1_INTERRUPT;
4793 queue_hotplug = true;
4794 event_name = "HPD";
4795
4796 } else if (src_data <= 11) {
4797 hpd_idx = src_data - 6;
4798 mask = DC_HPD1_RX_INTERRUPT;
4799 queue_dp = true;
4800 event_name = "HPD_RX";
4801
4802 } else {
4803 DRM_DEBUG("Unhandled interrupt: %d %d\n",
4804 src_id, src_data);
4805 break;
4806 }
4807
4808 if (!(disp_int[hpd_idx] & mask))
4809 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
4810
4811 disp_int[hpd_idx] &= ~mask;
4812 DRM_DEBUG("IH: %s%d\n", event_name, hpd_idx + 1);
4813
4814 break;
4815 case 44: /* hdmi */
4816 afmt_idx = src_data;
4817 if (!(afmt_status[afmt_idx] & AFMT_AZ_FORMAT_WTRIG))
4818 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
4819
4820 if (afmt_idx > 5) {
4821 DRM_ERROR("Unhandled interrupt: %d %d\n",
4822 src_id, src_data);
4823 break;
4824 }
4825 afmt_status[afmt_idx] &= ~AFMT_AZ_FORMAT_WTRIG;
4826 queue_hdmi = true;
4827 DRM_DEBUG("IH: HDMI%d\n", afmt_idx + 1);
4828 break;
4829 case 96:
4830 DRM_ERROR("SRBM_READ_ERROR: 0x%x\n", RREG32(SRBM_READ_ERROR));
4831 WREG32(SRBM_INT_ACK, 0x1);
4832 break;
4833 case 124: /* UVD */
4834 DRM_DEBUG("IH: UVD int: 0x%08x\n", src_data);
4835 radeon_fence_process(rdev, R600_RING_TYPE_UVD_INDEX);
4836 break;
4837 case 146:
4838 case 147:
4839 addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
4840 status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
4841 /* reset addr and status */
4842 WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
4843 if (addr == 0x0 && status == 0x0)
4844 break;
4845 dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
4846 dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
4847 addr);
4848 dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
4849 status);
4850 cayman_vm_decode_fault(rdev, status, addr);
4851 break;
4852 case 176: /* CP_INT in ring buffer */
4853 case 177: /* CP_INT in IB1 */
4854 case 178: /* CP_INT in IB2 */
4855 DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
4856 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
4857 break;
4858 case 181: /* CP EOP event */
4859 DRM_DEBUG("IH: CP EOP\n");
4860 if (rdev->family >= CHIP_CAYMAN) {
4861 switch (src_data) {
4862 case 0:
4863 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
4864 break;
4865 case 1:
4866 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
4867 break;
4868 case 2:
4869 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
4870 break;
4871 }
4872 } else
4873 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
4874 break;
4875 case 224: /* DMA trap event */
4876 DRM_DEBUG("IH: DMA trap\n");
4877 radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX);
4878 break;
4879 case 230: /* thermal low to high */
4880 DRM_DEBUG("IH: thermal low to high\n");
4881 rdev->pm.dpm.thermal.high_to_low = false;
4882 queue_thermal = true;
4883 break;
4884 case 231: /* thermal high to low */
4885 DRM_DEBUG("IH: thermal high to low\n");
4886 rdev->pm.dpm.thermal.high_to_low = true;
4887 queue_thermal = true;
4888 break;
4889 case 233: /* GUI IDLE */
4890 DRM_DEBUG("IH: GUI idle\n");
4891 break;
4892 case 244: /* DMA trap event */
4893 if (rdev->family >= CHIP_CAYMAN) {
4894 DRM_DEBUG("IH: DMA1 trap\n");
4895 radeon_fence_process(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
4896 }
4897 break;
4898 default:
4899 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
4900 break;
4901 }
4902
4903 /* wptr/rptr are in bytes! */
4904 rptr += 16;
4905 rptr &= rdev->ih.ptr_mask;
4906 WREG32(IH_RB_RPTR, rptr);
4907 }
4908 if (queue_dp)
4909 schedule_work(&rdev->dp_work);
4910 if (queue_hotplug)
4911 schedule_delayed_work(&rdev->hotplug_work, 0);
4912 if (queue_hdmi)
4913 schedule_work(&rdev->audio_work);
4914 if (queue_thermal && rdev->pm.dpm_enabled)
4915 schedule_work(&rdev->pm.dpm.thermal.work);
4916 rdev->ih.rptr = rptr;
4917 atomic_set(&rdev->ih.lock, 0);
4918
4919 /* make sure wptr hasn't changed while processing */
4920 wptr = evergreen_get_ih_wptr(rdev);
4921 if (wptr != rptr)
4922 goto restart_ih;
4923
4924 return IRQ_HANDLED;
4925 }
4926
4927 static void evergreen_uvd_init(struct radeon_device *rdev)
4928 {
4929 int r;
4930
4931 if (!rdev->has_uvd)
4932 return;
4933
4934 r = radeon_uvd_init(rdev);
4935 if (r) {
4936 dev_err(rdev->dev, "failed UVD (%d) init.\n", r);
4937 /*
4938 * At this point rdev->uvd.vcpu_bo is NULL which trickles down
4939 * to early fails uvd_v2_2_resume() and thus nothing happens
4940 * there. So it is pointless to try to go through that code
4941 * hence why we disable uvd here.
4942 */
4943 rdev->has_uvd = 0;
4944 return;
4945 }
4946 rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_obj = NULL;
4947 r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_UVD_INDEX], 4096);
4948 }
4949
4950 static void evergreen_uvd_start(struct radeon_device *rdev)
4951 {
4952 int r;
4953
4954 if (!rdev->has_uvd)
4955 return;
4956
4957 r = uvd_v2_2_resume(rdev);
4958 if (r) {
4959 dev_err(rdev->dev, "failed UVD resume (%d).\n", r);
4960 goto error;
4961 }
4962 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_UVD_INDEX);
4963 if (r) {
4964 dev_err(rdev->dev, "failed initializing UVD fences (%d).\n", r);
4965 goto error;
4966 }
4967 return;
4968
4969 error:
4970 rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
4971 }
4972
4973 static void evergreen_uvd_resume(struct radeon_device *rdev)
4974 {
4975 struct radeon_ring *ring;
4976 int r;
4977
4978 if (!rdev->has_uvd || !rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size)
4979 return;
4980
4981 ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
4982 r = radeon_ring_init(rdev, ring, ring->ring_size, 0, PACKET0(UVD_NO_OP, 0));
4983 if (r) {
4984 dev_err(rdev->dev, "failed initializing UVD ring (%d).\n", r);
4985 return;
4986 }
4987 r = uvd_v1_0_init(rdev);
4988 if (r) {
4989 dev_err(rdev->dev, "failed initializing UVD (%d).\n", r);
4990 return;
4991 }
4992 }
4993
4994 static int evergreen_startup(struct radeon_device *rdev)
4995 {
4996 struct radeon_ring *ring;
4997 int r;
4998
4999 /* enable pcie gen2 link */
5000 evergreen_pcie_gen2_enable(rdev);
5001 /* enable aspm */
5002 evergreen_program_aspm(rdev);
5003
5004 /* scratch needs to be initialized before MC */
5005 r = r600_vram_scratch_init(rdev);
5006 if (r)
5007 return r;
5008
5009 evergreen_mc_program(rdev);
5010
5011 if (ASIC_IS_DCE5(rdev) && !rdev->pm.dpm_enabled) {
5012 r = ni_mc_load_microcode(rdev);
5013 if (r) {
5014 DRM_ERROR("Failed to load MC firmware!\n");
5015 return r;
5016 }
5017 }
5018
5019 if (rdev->flags & RADEON_IS_AGP) {
5020 evergreen_agp_enable(rdev);
5021 } else {
5022 r = evergreen_pcie_gart_enable(rdev);
5023 if (r)
5024 return r;
5025 }
5026 evergreen_gpu_init(rdev);
5027
5028 /* allocate rlc buffers */
5029 if (rdev->flags & RADEON_IS_IGP) {
5030 rdev->rlc.reg_list = sumo_rlc_save_restore_register_list;
5031 rdev->rlc.reg_list_size =
5032 (u32)ARRAY_SIZE(sumo_rlc_save_restore_register_list);
5033 rdev->rlc.cs_data = evergreen_cs_data;
5034 r = sumo_rlc_init(rdev);
5035 if (r) {
5036 DRM_ERROR("Failed to init rlc BOs!\n");
5037 return r;
5038 }
5039 }
5040
5041 /* allocate wb buffer */
5042 r = radeon_wb_init(rdev);
5043 if (r)
5044 return r;
5045
5046 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
5047 if (r) {
5048 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
5049 return r;
5050 }
5051
5052 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
5053 if (r) {
5054 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
5055 return r;
5056 }
5057
5058 evergreen_uvd_start(rdev);
5059
5060 /* Enable IRQ */
5061 if (!rdev->irq.installed) {
5062 r = radeon_irq_kms_init(rdev);
5063 if (r)
5064 return r;
5065 }
5066
5067 r = r600_irq_init(rdev);
5068 if (r) {
5069 DRM_ERROR("radeon: IH init failed (%d).\n", r);
5070 radeon_irq_kms_fini(rdev);
5071 return r;
5072 }
5073 evergreen_irq_set(rdev);
5074
5075 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
5076 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
5077 RADEON_CP_PACKET2);
5078 if (r)
5079 return r;
5080
5081 ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
5082 r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
5083 DMA_PACKET(DMA_PACKET_NOP, 0, 0));
5084 if (r)
5085 return r;
5086
5087 r = evergreen_cp_load_microcode(rdev);
5088 if (r)
5089 return r;
5090 r = evergreen_cp_resume(rdev);
5091 if (r)
5092 return r;
5093 r = r600_dma_resume(rdev);
5094 if (r)
5095 return r;
5096
5097 evergreen_uvd_resume(rdev);
5098
5099 r = radeon_ib_pool_init(rdev);
5100 if (r) {
5101 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
5102 return r;
5103 }
5104
5105 r = radeon_audio_init(rdev);
5106 if (r) {
5107 DRM_ERROR("radeon: audio init failed\n");
5108 return r;
5109 }
5110
5111 return 0;
5112 }
5113
5114 int evergreen_resume(struct radeon_device *rdev)
5115 {
5116 int r;
5117
5118 /* reset the asic, the gfx blocks are often in a bad state
5119 * after the driver is unloaded or after a resume
5120 */
5121 if (radeon_asic_reset(rdev))
5122 dev_warn(rdev->dev, "GPU reset failed !\n");
5123 /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
5124 * posting will perform necessary task to bring back GPU into good
5125 * shape.
5126 */
5127 /* post card */
5128 atom_asic_init(rdev->mode_info.atom_context);
5129
5130 /* init golden registers */
5131 evergreen_init_golden_registers(rdev);
5132
5133 if (rdev->pm.pm_method == PM_METHOD_DPM)
5134 radeon_pm_resume(rdev);
5135
5136 rdev->accel_working = true;
5137 r = evergreen_startup(rdev);
5138 if (r) {
5139 DRM_ERROR("evergreen startup failed on resume\n");
5140 rdev->accel_working = false;
5141 return r;
5142 }
5143
5144 return r;
5145
5146 }
5147
5148 int evergreen_suspend(struct radeon_device *rdev)
5149 {
5150 radeon_pm_suspend(rdev);
5151 radeon_audio_fini(rdev);
5152 if (rdev->has_uvd) {
5153 uvd_v1_0_fini(rdev);
5154 radeon_uvd_suspend(rdev);
5155 }
5156 r700_cp_stop(rdev);
5157 r600_dma_stop(rdev);
5158 evergreen_irq_suspend(rdev);
5159 radeon_wb_disable(rdev);
5160 evergreen_pcie_gart_disable(rdev);
5161
5162 return 0;
5163 }
5164
5165 /* Plan is to move initialization in that function and use
5166 * helper function so that radeon_device_init pretty much
5167 * do nothing more than calling asic specific function. This
5168 * should also allow to remove a bunch of callback function
5169 * like vram_info.
5170 */
5171 int evergreen_init(struct radeon_device *rdev)
5172 {
5173 int r;
5174
5175 /* Read BIOS */
5176 if (!radeon_get_bios(rdev)) {
5177 if (ASIC_IS_AVIVO(rdev))
5178 return -EINVAL;
5179 }
5180 /* Must be an ATOMBIOS */
5181 if (!rdev->is_atom_bios) {
5182 dev_err(rdev->dev, "Expecting atombios for evergreen GPU\n");
5183 return -EINVAL;
5184 }
5185 r = radeon_atombios_init(rdev);
5186 if (r)
5187 return r;
5188 /* reset the asic, the gfx blocks are often in a bad state
5189 * after the driver is unloaded or after a resume
5190 */
5191 if (radeon_asic_reset(rdev))
5192 dev_warn(rdev->dev, "GPU reset failed !\n");
5193 /* Post card if necessary */
5194 if (!radeon_card_posted(rdev)) {
5195 if (!rdev->bios) {
5196 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
5197 return -EINVAL;
5198 }
5199 DRM_INFO("GPU not posted. posting now...\n");
5200 atom_asic_init(rdev->mode_info.atom_context);
5201 }
5202 /* init golden registers */
5203 evergreen_init_golden_registers(rdev);
5204 /* Initialize scratch registers */
5205 r600_scratch_init(rdev);
5206 /* Initialize surface registers */
5207 radeon_surface_init(rdev);
5208 /* Initialize clocks */
5209 radeon_get_clock_info(rdev->ddev);
5210 /* Fence driver */
5211 r = radeon_fence_driver_init(rdev);
5212 if (r)
5213 return r;
5214 /* initialize AGP */
5215 if (rdev->flags & RADEON_IS_AGP) {
5216 r = radeon_agp_init(rdev);
5217 if (r)
5218 radeon_agp_disable(rdev);
5219 }
5220 /* initialize memory controller */
5221 r = evergreen_mc_init(rdev);
5222 if (r)
5223 return r;
5224 /* Memory manager */
5225 r = radeon_bo_init(rdev);
5226 if (r)
5227 return r;
5228
5229 if (ASIC_IS_DCE5(rdev)) {
5230 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
5231 r = ni_init_microcode(rdev);
5232 if (r) {
5233 DRM_ERROR("Failed to load firmware!\n");
5234 return r;
5235 }
5236 }
5237 } else {
5238 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
5239 r = r600_init_microcode(rdev);
5240 if (r) {
5241 DRM_ERROR("Failed to load firmware!\n");
5242 return r;
5243 }
5244 }
5245 }
5246
5247 /* Initialize power management */
5248 radeon_pm_init(rdev);
5249
5250 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL;
5251 r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024);
5252
5253 rdev->ring[R600_RING_TYPE_DMA_INDEX].ring_obj = NULL;
5254 r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX], 64 * 1024);
5255
5256 evergreen_uvd_init(rdev);
5257
5258 rdev->ih.ring_obj = NULL;
5259 r600_ih_ring_init(rdev, 64 * 1024);
5260
5261 r = r600_pcie_gart_init(rdev);
5262 if (r)
5263 return r;
5264
5265 rdev->accel_working = true;
5266 r = evergreen_startup(rdev);
5267 if (r) {
5268 dev_err(rdev->dev, "disabling GPU acceleration\n");
5269 r700_cp_fini(rdev);
5270 r600_dma_fini(rdev);
5271 r600_irq_fini(rdev);
5272 if (rdev->flags & RADEON_IS_IGP)
5273 sumo_rlc_fini(rdev);
5274 radeon_wb_fini(rdev);
5275 radeon_ib_pool_fini(rdev);
5276 radeon_irq_kms_fini(rdev);
5277 evergreen_pcie_gart_fini(rdev);
5278 rdev->accel_working = false;
5279 }
5280
5281 /* Don't start up if the MC ucode is missing on BTC parts.
5282 * The default clocks and voltages before the MC ucode
5283 * is loaded are not suffient for advanced operations.
5284 */
5285 if (ASIC_IS_DCE5(rdev)) {
5286 if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) {
5287 DRM_ERROR("radeon: MC ucode required for NI+.\n");
5288 return -EINVAL;
5289 }
5290 }
5291
5292 return 0;
5293 }
5294
5295 void evergreen_fini(struct radeon_device *rdev)
5296 {
5297 radeon_pm_fini(rdev);
5298 radeon_audio_fini(rdev);
5299 r700_cp_fini(rdev);
5300 r600_dma_fini(rdev);
5301 r600_irq_fini(rdev);
5302 if (rdev->flags & RADEON_IS_IGP)
5303 sumo_rlc_fini(rdev);
5304 radeon_wb_fini(rdev);
5305 radeon_ib_pool_fini(rdev);
5306 radeon_irq_kms_fini(rdev);
5307 uvd_v1_0_fini(rdev);
5308 radeon_uvd_fini(rdev);
5309 evergreen_pcie_gart_fini(rdev);
5310 r600_vram_scratch_fini(rdev);
5311 radeon_gem_fini(rdev);
5312 radeon_fence_driver_fini(rdev);
5313 radeon_agp_fini(rdev);
5314 radeon_bo_fini(rdev);
5315 radeon_atombios_fini(rdev);
5316 kfree(rdev->bios);
5317 rdev->bios = NULL;
5318 }
5319
5320 void evergreen_pcie_gen2_enable(struct radeon_device *rdev)
5321 {
5322 u32 link_width_cntl, speed_cntl;
5323
5324 if (radeon_pcie_gen2 == 0)
5325 return;
5326
5327 if (rdev->flags & RADEON_IS_IGP)
5328 return;
5329
5330 if (!(rdev->flags & RADEON_IS_PCIE))
5331 return;
5332
5333 /* x2 cards have a special sequence */
5334 if (ASIC_IS_X2(rdev))
5335 return;
5336
5337 if ((rdev->pdev->bus->max_bus_speed != PCIE_SPEED_5_0GT) &&
5338 (rdev->pdev->bus->max_bus_speed != PCIE_SPEED_8_0GT))
5339 return;
5340
5341 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
5342 if (speed_cntl & LC_CURRENT_DATA_RATE) {
5343 DRM_INFO("PCIE gen 2 link speeds already enabled\n");
5344 return;
5345 }
5346
5347 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
5348
5349 if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) ||
5350 (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) {
5351
5352 link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
5353 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
5354 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
5355
5356 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
5357 speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN;
5358 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
5359
5360 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
5361 speed_cntl |= LC_CLR_FAILED_SPD_CHANGE_CNT;
5362 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
5363
5364 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
5365 speed_cntl &= ~LC_CLR_FAILED_SPD_CHANGE_CNT;
5366 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
5367
5368 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
5369 speed_cntl |= LC_GEN2_EN_STRAP;
5370 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
5371
5372 } else {
5373 link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
5374 /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */
5375 if (1)
5376 link_width_cntl |= LC_UPCONFIGURE_DIS;
5377 else
5378 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
5379 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
5380 }
5381 }
5382
5383 void evergreen_program_aspm(struct radeon_device *rdev)
5384 {
5385 u32 data, orig;
5386 u32 pcie_lc_cntl, pcie_lc_cntl_old;
5387 bool disable_l0s, disable_l1 = false, disable_plloff_in_l1 = false;
5388 /* fusion_platform = true
5389 * if the system is a fusion system
5390 * (APU or DGPU in a fusion system).
5391 * todo: check if the system is a fusion platform.
5392 */
5393 bool fusion_platform = false;
5394
5395 if (radeon_aspm == 0)
5396 return;
5397
5398 if (!(rdev->flags & RADEON_IS_PCIE))
5399 return;
5400
5401 switch (rdev->family) {
5402 case CHIP_CYPRESS:
5403 case CHIP_HEMLOCK:
5404 case CHIP_JUNIPER:
5405 case CHIP_REDWOOD:
5406 case CHIP_CEDAR:
5407 case CHIP_SUMO:
5408 case CHIP_SUMO2:
5409 case CHIP_PALM:
5410 case CHIP_ARUBA:
5411 disable_l0s = true;
5412 break;
5413 default:
5414 disable_l0s = false;
5415 break;
5416 }
5417
5418 if (rdev->flags & RADEON_IS_IGP)
5419 fusion_platform = true; /* XXX also dGPUs in a fusion system */
5420
5421 data = orig = RREG32_PIF_PHY0(PB0_PIF_PAIRING);
5422 if (fusion_platform)
5423 data &= ~MULTI_PIF;
5424 else
5425 data |= MULTI_PIF;
5426 if (data != orig)
5427 WREG32_PIF_PHY0(PB0_PIF_PAIRING, data);
5428
5429 data = orig = RREG32_PIF_PHY1(PB1_PIF_PAIRING);
5430 if (fusion_platform)
5431 data &= ~MULTI_PIF;
5432 else
5433 data |= MULTI_PIF;
5434 if (data != orig)
5435 WREG32_PIF_PHY1(PB1_PIF_PAIRING, data);
5436
5437 pcie_lc_cntl = pcie_lc_cntl_old = RREG32_PCIE_PORT(PCIE_LC_CNTL);
5438 pcie_lc_cntl &= ~(LC_L0S_INACTIVITY_MASK | LC_L1_INACTIVITY_MASK);
5439 if (!disable_l0s) {
5440 if (rdev->family >= CHIP_BARTS)
5441 pcie_lc_cntl |= LC_L0S_INACTIVITY(7);
5442 else
5443 pcie_lc_cntl |= LC_L0S_INACTIVITY(3);
5444 }
5445
5446 if (!disable_l1) {
5447 if (rdev->family >= CHIP_BARTS)
5448 pcie_lc_cntl |= LC_L1_INACTIVITY(7);
5449 else
5450 pcie_lc_cntl |= LC_L1_INACTIVITY(8);
5451
5452 if (!disable_plloff_in_l1) {
5453 data = orig = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
5454 data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
5455 data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
5456 if (data != orig)
5457 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
5458
5459 data = orig = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
5460 data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
5461 data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
5462 if (data != orig)
5463 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
5464
5465 data = orig = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
5466 data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
5467 data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
5468 if (data != orig)
5469 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
5470
5471 data = orig = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
5472 data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
5473 data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
5474 if (data != orig)
5475 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
5476
5477 if (rdev->family >= CHIP_BARTS) {
5478 data = orig = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
5479 data &= ~PLL_RAMP_UP_TIME_0_MASK;
5480 data |= PLL_RAMP_UP_TIME_0(4);
5481 if (data != orig)
5482 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
5483
5484 data = orig = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
5485 data &= ~PLL_RAMP_UP_TIME_1_MASK;
5486 data |= PLL_RAMP_UP_TIME_1(4);
5487 if (data != orig)
5488 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
5489
5490 data = orig = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
5491 data &= ~PLL_RAMP_UP_TIME_0_MASK;
5492 data |= PLL_RAMP_UP_TIME_0(4);
5493 if (data != orig)
5494 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
5495
5496 data = orig = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
5497 data &= ~PLL_RAMP_UP_TIME_1_MASK;
5498 data |= PLL_RAMP_UP_TIME_1(4);
5499 if (data != orig)
5500 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
5501 }
5502
5503 data = orig = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
5504 data &= ~LC_DYN_LANES_PWR_STATE_MASK;
5505 data |= LC_DYN_LANES_PWR_STATE(3);
5506 if (data != orig)
5507 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, data);
5508
5509 if (rdev->family >= CHIP_BARTS) {
5510 data = orig = RREG32_PIF_PHY0(PB0_PIF_CNTL);
5511 data &= ~LS2_EXIT_TIME_MASK;
5512 data |= LS2_EXIT_TIME(1);
5513 if (data != orig)
5514 WREG32_PIF_PHY0(PB0_PIF_CNTL, data);
5515
5516 data = orig = RREG32_PIF_PHY1(PB1_PIF_CNTL);
5517 data &= ~LS2_EXIT_TIME_MASK;
5518 data |= LS2_EXIT_TIME(1);
5519 if (data != orig)
5520 WREG32_PIF_PHY1(PB1_PIF_CNTL, data);
5521 }
5522 }
5523 }
5524
5525 /* evergreen parts only */
5526 if (rdev->family < CHIP_BARTS)
5527 pcie_lc_cntl |= LC_PMI_TO_L1_DIS;
5528
5529 if (pcie_lc_cntl != pcie_lc_cntl_old)
5530 WREG32_PCIE_PORT(PCIE_LC_CNTL, pcie_lc_cntl);
5531 }
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